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This study analyzes the conditions of extreme overcapacity in an installed exhaust ventilation system (Qinstalled = 18.00 /minute) that serves four acid cabinet units, specifically for the storage of volatile Hazardous and Toxic Materials (B3) such as toluene and methanol in tightly sealed containers. Although high capacity ensures safety, this practice causes significant energy inefficiency and unnecessary negative pressure problems in the room. Based on engineering analysis using a conservative Air Change Rate (ACR) standard of   for liquid storage of 1.38 /minute. By applying the industry standard safety factor (FoS) of 1.5, the ideal flow rate (Qideal) that must be allocated is 2.07 . The optimization analysis concludes that the currently installed system is theoretically capable of safely and efficiently serving 8 units of volatile storage acid cabinets, with the addition of 4 new cabinets to maximize efficiency and reduce energy waste. This utilizes 92% of the total capacity while maintaining a safety factor above 1.5.

Literacy skills in elementary schools play a crucial role in supporting students’ academic development and overall learning success. However, observations conducted at SDN 2 Demulih revealed that many students still experience difficulties in comprehending reading materials and retelling stories coherently and systematically. This study aims to enhance students’ literacy and language skills through the implementation of the retelling technique as an instructional strategy. A descriptive research approach employing the ADDIE development model was applied, consisting of five stages: analysis, design, development, implementation, and evaluation. The program involved 21 students from grades IV–VI and utilized two audiovisual story media, namely “Independence” and “Bawang dan Kesuna.” The results indicate that the application of the retelling technique based on audiovisual media effectively improved students’ reading comprehension, learning activeness, and self-confidence in speaking activities. Students were able to reconstruct storylines accurately and express moral messages using their own words. Therefore, the retelling technique is proven to be an engaging, practical, and effective literacy learning strategy for elementary school students.

This community service program aims to optimize construction project planning through assistance in preparing a business feasibility study at PT Sahabat Anugrah Sejati. The construction sector is a strategic industry that requires effective resource management, proper risk mitigation, and accurate planning to ensure project success. Therefore, the program supported the partner in analyzing financial, managerial, market, and economic aspects prior to making investment decisions for the proposed project. The results show that the project is feasible based on the Net Present Value (NPV) and Internal Rate of Return (IRR) analyses. An efficient organizational structure, a competent management team, and strong supervision mechanisms further strengthen the project’s operational readiness. Increasing demand for construction services also enhances the company’s market prospects. However, several areas still require improvement, including heavy equipment utilization, material efficiency, and digital marketing strategies. This program provides strategic recommendations to help PT Sahabat Anugrah Sejati improve project feasibility, operational effectiveness, and long-term business sustainability.

This study examines the optimization of military defense in North Sulawesi as a supporting pillar for Indonesia’s new import gateway. Positioned strategically on the Pacific rim, North Sulawesi is expected to become a hub for imported goods to support national economic equalization. However, this import route shift also brings security challenges, including military and non-military threats such as smuggling, maritime crimes, and potential infiltration by terrorist groups. This research employs a qualitative descriptive method based on literature study, focusing on the analysis of naval and air defense strategies, modernization of main weapon systems (alutsista), and the enhancement of human resources within the Indonesian National Armed Forces (TNI). The results indicate that strengthening defense infrastructure, including the addition of warships, patrol vessels, and modern fighter aircraft, is urgently needed to maintain regional stability. Furthermore, the application of the smart defense concept, integrating advanced technology with local community empowerment, can sustainably enhance maritime resilience. Investment in the defense sector has been shown to create a conducive climate for international trade, boost investor confidence, and strengthen Indonesia’s economic connectivity with the Asia-Pacific region. This study recommends synergy between the Ministry of Defense, TNI, and the national defense industry to accelerate the modernization and maintenance of alutsista, while ensuring the security of trade routes in North Sulawesi. With these measures, North Sulawesi can function optimally as a strategic import gateway that supports national economic growth and reinforces state defense.

The objective is to analyze the competitiveness of modern retail through the integration of SWOT analysis as a basis for formulating more targeted strategies using qualitative descriptive methods. This paper identifies the strengths, weaknesses, opportunities, and threats that drive the performance of modern retail based on literature and empirical findings from various previous studies. The results of the analysis show that the main strengths of modern retail lie in product completeness, competitive prices, strategic locations, and operational efficiency. Meanwhile, weaknesses arise from suboptimal digitization, minimal online promotion, limited service innovation, and outdated inventory management. Meanwhile, opportunities arise from changes in digital-based shopping behavior, while threats emerge from the dominance of large retailers, e-commerce competition, and economic fluctuations. Based on the SWOT integration, a strategy is formulated that includes strengthening digitalization, optimizing online marketing, improving service quality, and modernizing operational systems to support long-term competitiveness.

Public complaint services are an essential part of public service delivery in supporting the government’s rapid response to various social issues and emergency situations. In West Tanjung Jabung Regency, public complaint services are provided through the HALO USTAD 112 Call Center managed by the Department of Communication and Informatics. However, the existing service still faces several limitations, including the lack of optimal integration in complaint data management, inadequate documentation of reports based on regional classifications, and limited capabilities in storing and retrieving complaint data. This study aims to optimize the HALO USTAD 112 Call Center service through the design of a mobile-based public complaint information system, so that the processes of receiving, managing, and monitoring reports can be carried out more effectively and in a structured manner. The system development applies the Waterfall method, which consists of requirement analysis, system design, implementation, and testing stages. The designed information system includes key features such as user and admin login, complaint submission, report management and verification, report monitoring, statistical visualization of complaint data, and regional-based report recapitulation. The application is developed using the Flutter framework with the Dart programming language, while Supabase is utilized as the backend integrated with a PostgreSQL database. The results of this study are in the form of a system design and prototype that are expected to improve the quality of public complaint services and support more accurate, integrated, and efficient data management.

Optimizing human resource (HR) performance through a business process reengineering (BPR) approach is a crucial strategy in a competitive and dynamic industrial environment. This study qualitatively examines through a literature review how BPRs radically redesign business processes to improve productivity, quality, time efficiency, and reduce operational costs, with a focus on HR aspects such as recruitment, training, performance appraisal, and career development. The BPR theory by Michael Hammer and James Champy emphasizes the principles of results-based workflow reorganization, the integration of information technology such as ERP and AI, and the empowerment of HR to eliminate task redundancy. In the Indonesian industrial context, the integration of BPR with digital transformation supports Industry 4.0, where HR acts as a catalyst for innovation through adaptive skills and cross-functional collaboration. The study results show that BPR implementation strategies including as-is process analysis, to-be design, change management, and continuous evaluation increase employee motivation, retention, and sustainable competitive advantage. Case studies such as PT Telkom Indonesia and PT Cahaya Mega Group demonstrate efficiency increases of up to 100%. This approach not only streamlines operations but also builds an organization resilient to market and technological disruption.

This Community Intervention activity aims to optimize the identity of Ujung Piring Village through place branding, which includes creating a village logo, profile video, and designing a site plan for the village square. The main problems faced by the village are the lack of a strong visual identity to optimise its potential and structured planning of village space/facilities. The methods used in the village site plan development activity were observation, interviews, and focus group discussions (FGDs). The results of the activity showed that the village logo successfully represented local values and history symbolically; the profile video was an effective medium for public communication; and the village square site plan provided direction for the development of a functional, aesthetic public space that supports social interaction. This activity proves that place branding can strengthen village identity, increase community engagement, and open up opportunities for village economic development. Further evaluation and monitoring are needed to assess the long-term impact of the implementation of this work program.

Sambofuar Village in Samofa District, Biak Numfor Regency, faces various maternal health challenges due to limited access to healthcare services, low socioeconomic conditions, and inadequate capacity of posyandu cadres in supporting pregnant women with high-risk conditions. With a population of 954 people and 228 households, only 64% of pregnant women received antenatal care during the second trimester, while 18% did not undergo any pregnancy check-up. To address these issues, the Student Creativity Program was implemented using a community-based cadre empowerment approach. The program was carried out from October 11 to December 9, 2024, involving five posyandu cadres, most of whom were 50–59 years old, had an elementary school education, and had more than five years of experience. The intensive training provided resulted in a significant increase in knowledge, where pre-test scores ranging from 30–50 improved to 70–90 in the post-test. Mentoring activities at the posyandu also showed that all cadres (100%) were able to perform their duties effectively, including providing health education and independently assisting high-risk pregnant women. This program has contributed positively by improving cadre competency, strengthening maternal health literacy, and potentially reducing the risk of pregnancy complications. Overall, cadre empowerment through training and education has proven effective and should be continued to strengthen the maternal health system in Sambofuar Village.

Physical fitness is a fundamental requirement for Marine Corps Cadets, both during their education at the Naval Academy and in their future military service. The role of a Platoon Commander requires excellent physical condition, adequate muscular strength, high endurance, and strong mental readiness. This study aims to describe and analyze the optimization of weight training as a physical conditioning method to improve the physical capabilities of Marine Corps Cadets. The research employed a descriptive qualitative approach using questionnaires, interviews, and documentation as data collection techniques. The subjects consisted of Marine Corps Cadets who participated in weight training programs at the Naval Academy, involving 11 questionnaire respondents and key informants from the Physical Training Department. The results indicate that well-planned, structured, and supervised weight training programs significantly enhance muscular strength, physical endurance, agility, coordination, and self-confidence. Furthermore, weight training contributes to improved physical fitness test scores and the development of a more proportional body posture. Therefore, the optimization of weight training can be considered an essential component of physical training programs to prepare Marine Corps Cadets to become professional and mission-ready Platoon Commanders.

Land navigation capability is a fundamental competence that must be possessed by Marine Corps cadets to support the success of military training and operations. Along with technological advancements, the utilization of modern navigation devices such as offline maps integrated with smartwatches has emerged as a strategic alternative to enhance the effectiveness of ground operation training. However, the implementation of this technology within military education institutions, particularly at the Indonesian Naval Academy, remains limited. This study aims to analyze the optimization of smartwatch-based offline maps to support ground operation training for Marine Corps cadets. A qualitative research method with a phenomenological approach was employed through interviews, observations, and documentation. The research subjects included instructors from the Marine Department and Marine Corps cadets of the 70th cohort. The findings indicate that smartwatch-based offline maps offer significant advantages in terms of practicality, durability in wet terrain, accessibility of navigation data, and movement efficiency compared to conventional GPS devices. Nevertheless, the utilization of this technology is constrained by the absence of structured curriculum integration, limited specialized training, and insufficient technological proficiency among instructors and cadets. Therefore, this study recommends incorporating smartwatch-based offline map training into the formal curriculum to enhance the readiness, professionalism, and independent navigation skills of Marine Corps cadets in modern military operations.

This research focused on improving fine motor development in early childhood through creative learning activities that utilize recycled materials, designed and implemented using the ADDIE instructional model. The study involved children from class B2 at TK Prawidya Darma and was conducted systematically through five stages, namely analysis, design, development, implementation, and evaluation. Throughout the learning process, children were engaged in a variety of hands-on craft activities, including cutting, folding, gluing, and assembling recycled objects, which were intentionally structured to train hand–eye coordination, finger flexibility, and concentration. The results demonstrate that learning activities based on recycled materials offer rich and meaningful experiences for young learners. Children showed noticeable improvements in accuracy, independence, and creative expression while completing tasks. In addition, the use of recycled materials helped cultivate environmental awareness from an early age, as children learned the value of reusing everyday objects. The classroom atmosphere became more interactive and enjoyable, with students actively participating and showing enthusiasm during the activities. Overall, the findings indicate that creative recycling-based activities are effective in supporting fine motor skill development through enjoyable, practical, and environmentally friendly learning experiences. This study concludes that integrating recycled materials into creative activities can be an innovative, sustainable, and pedagogically valuable approach for early childhood education programs.

The Indonesian Navy Academy is a military educational institution that produces cadets to become professional and reliable Indonesian Navy officers. Cadets are required to have strong physical and mental strength to achieve responsiveness, resilience, and resilience in undergoing education, training, and upbringing. To support learning and training activities, quality food intake and service are required. Quality meal service is needed in order to increase the satisfaction of AAL cadets during meal activities in the Hadiwinarso Rds Loungeroom. For this reason, qualified Human Resources are needed to man the Hadiwinarso Rds Loungeroom, namely Cooks and Waiters in improving meal services for cadets. The researcher focused on personnel development and made it as input to optimize the cooks and waiters in the Hadwinarso Rds Loungeroom to improve meal services for cadets. In this study, the SWOT method was used to reveal internal and external factors that influence the performance of Waiters and Cooks. This study is expected to find the right optimization strategy by identifying strengths, weaknesses, opportunities, and threats. After conducting a SWOT analysis, a strategy was obtained to optimize Waiters and Cooks with a combination strategy of Weakness-Opportunity in quadrant III. W-O strategy (supporting the Turn-Around strategy) namely the organization faces enormous opportunities, but on the other hand faces several internal obstacles/weaknesses with the focus of the strategy being to minimize internal weaknesses so that it can seize better opportunities. The results of the study show that the W-O Strategy that the author found is Strategy 1: Given training/courses according to their fields so that they can work optimally and acquire new skills, Strategy 2: Cooks and Waiters have experience in supporting protocol activities at AAL well. Working well and having experience is capital to open up opportunities for PHL to be appointed as PNS or promoted to division head/kitchen head by considering the working time and amount of experience during AAL, Strategy 3: AAL needs to have standardization in recruiting workers so that later workers are ready to be placed to work according to their fields and open up opportunities to continue improving skills/abilities through courses/training provided by AAL. Meanwhile, to standardize recruitment, researchers provide specific requirements for job applicants interested in becoming cooks and waiters at the Loungeroom at Rd. S Hadi Winarso

Community preparedness for disasters and emergencies is an essential component in reducing morbidity and mortality. This community service program aimed to empower the community in emergency response through optimizing the role of tourism actors based on Tourism Health Nursing in Versel Village, Pasean District. The methods implemented included socialization, risk screening, the establishment of health cadres, the development of an emergency response handbook, creation of health education media, as well as training and simulation activities. The training covered topics such as recognizing emergency conditions, management of cardiac arrest and respiratory failure, choking, first aid (P3K), utilization of household materials in emergency response, management of febrile seizures, and stress management. The results showed a significant improvement in cadres’ understanding, where prior to education, training, and simulation, most participants (60%) had low comprehension, while after the intervention, almost all (90%) demonstrated good understanding. These findings indicate that the program successfully enhanced the capacity and preparedness of the community—particularly health cadres—in managing emergencies and disasters within the tourism-based community environment.

The primary purpose of this activity is to enhance the capabilities of micro, small, and medium enterprises (UMKM) in managing wet cake production in a more hygienic and efficient way in order to generate products with higher market value. The skill development emphasizes technical improvements in the production process by prioritizing cleanliness, food safety, and consistent quality, as well as increasing efficiency in the utilization of raw materials and labor. This activity was implemented for UMKM operating under Dynala Food in Gentengan Hamlet, Padang Village, Singojuruh District, Banyuwangi. In addition to production aspects, the program also aims to strengthen marketing strategies at both local and digital levels, enabling tofu and wet cake products to be more easily accessed by consumers. The implementation was conducted through door-to-door visits and direct field observations. The program stages included socialization, hands-on training, technology application, mentoring, evaluation, and achievement of program objectives. Focus Group Discussions (FGDs) were conducted to identify challenges, formulate concrete action plans, and support the adoption of technology and digitalization in business development.

Wilayah pesisir seperti Kabupaten Fakfak menghadapi keterbatasan dalam ketersediaan es balok yang dibutuhkan untuk menjaga mutu hasil tangkapan laut. Ketergantungan pada listrik PLN dan mahalnya biaya operasional genset menyebabkan akses terhadap es menjadi terbatas, sehingga ikan hasil tangkapan mudah mengalami penurunan kualitas. Kondisi ini berdampak langsung pada pendapatan nelayan serta efisiensi rantai pasok perikanan. Di lokasi implementasi telah tersedia dermaga yang ditingkatkan agar dapat menampung instalasi sistem mesin es balok dan PLTS dengan aman dan efisien. Untuk mengurangi kerugian tersebut, diperlukan penyediaan es balok yang lebih stabil dan tahan lama tanpa bergantung pada jaringan listrik konvensional. Solusi yang direkomendasikan adalah penggunaan mesin es balok berbasis tenaga surya yang memanfaatkan sistem pendinginan kompresor dan larutan brine. Manfaat dari sistem ini dirasakan oleh nelayan melalui ketersediaan es yang memiliki daya tahan lebih baik terhadap pencairan. Penggunaan energi terbarukan juga memungkinkan pengoperasian di lokasi terpencil dengan biaya operasional yang lebih rendah dalam jangka panjang. Agar sistem ini dapat berjalan secara optimal dan berkelanjutan, diperlukan dukungan teknis, pemeliharaan rutin, serta pengelolaan yang terorganisir dengan baik.

This community service activity aims to optimize the utilization of woodcraft waste and broken tiles in Tamansari Village through training in briquette charcoal production and effective marketing strategies. The wood waste, which has not been optimally utilized and has become an environmental issue, is expected to be processed into high-economic-value products. The conversion of waste into briquette charcoal is expected to reduce pollution while opening up new environmentally-friendly business opportunities. The implementation method includes socialization on the potential and benefits of briquette charcoal, technical training covering material preparation, carbonization process, mixing, molding, and drying, as well as assistance with marketing strategies both offline and digitally. Participants include local residents, small business owners, and craftsmen. The expected outcomes are an increase in the community's skills in processing waste into marketable products, the growth of new businesses based on alternative energy, and increased awareness of environmentally-friendly waste management. This program is expected to make Tamansari Village a model for creative, independent, and environmentally-conscious villages with strong competitiveness in the local economy.

Social media has become the primary platform for students to express themselves and build their professional reputation. However, many students have not yet fully utilized social media to support their careers and academic image. This community service activity aims to enhance the understanding and skills of students at the University of Makassar (UNM) in building a strong personal brand through social media. The implementation method includes socialization, training, and direct mentoring for students at the Faculty of Economics and Business, UNM. The evaluation was conducted using pre-tests and post-tests to measure the improvement in knowledge and skills of the participants. The results show a significant increase in students' understanding, with the average score improving from a moderate level to an excellent level. Moreover, the majority of participants have begun to apply personal branding content strategies on their social media platforms. This training has been effective in raising students' awareness of the importance of building a professional image in the digital world. With a better understanding of personal branding, students are expected to leverage social media positively to strengthen their professional reputation and open up career opportunities in the future.

Social media has become the primary platform for students to express themselves and build their professional reputation. However, many students have not yet fully utilized social media to support their careers and academic image. This community service activity aims to enhance the understanding and skills of students at the University of Makassar (UNM) in building a strong personal brand through social media. The implementation method includes socialization, training, and direct mentoring for students at the Faculty of Economics and Business, UNM. The evaluation was conducted using pre-tests and post-tests to measure the improvement in knowledge and skills of the participants. The results show a significant increase in students' understanding, with the average score improving from a moderate level to an excellent level. Moreover, the majority of participants have begun to apply personal branding content strategies on their social media platforms. This training has been effective in raising students' awareness of the importance of building a professional image in the digital world. With a better understanding of personal branding, students are expected to leverage social media positively to strengthen their professional reputation and open up career opportunities in the future.

This community service program is designed to address the problem of low understanding of MA Taruna Islam Kraksaan students regarding the process of psychological development and self-potential. Many students do not understand the rhythm of development, abilities, and past experiences as important components in the formation of identity, which causes a lack of self-confidence, learning motivation, and ability adaptation. The main objective of this activity is to help students understand the laws of developmental rhythm, the law of survival, and the law of self-development so that they can gradually optimize their potential. Using qualitative methods, mentoring is carried out through lectures, group discussions, observations, interviews, and documentation. This ensures that students not only get theory but also engage in a reflective and participatory process. This program really helps improve students' understanding of self-development, as shown by increased self-confidence, motivation to learn, self-reflection skills, and readiness to face academic and social challenges. In addition, students show a more positive and adaptive attitude towards their potential in academic, emotional, and social terms.