This study discusses the analysis of the power structure of leading industry clusters in Sidoarjo Regency. Sidoarjo Regency is one of the districts in East Java Province that has the potential and success in developing the local economy through the formation of industrial clusters. This study uses descriptive qualitative research methods by collecting secondary data through literature analysis. The results of the analysis show that factors such as superior natural resources, infrastructure availability, labor skills, research and innovation facilities, and government support policies affect the successful formation of leading industrial clusters in Sidoarjo Regency. Industrial clusters increase productivity, efficiency, innovation and commercialization. This study provides an understanding of the characteristics and dynamics of leading industry clusters in Sidoarjo Regency and the factors that influence efficiency. The results of this study can be the basis for further development to optimize the economic potential of the region with the help of industrial clusters.

Agriculture plays an important role in food sustainability and security in Indonesia, including in the City of Tuban. The city has wide potential for the development of the agricultural sector, including crops, plantations, animal husbandry, forestry and fisheries. However, the limited information regarding the current situation of these sectors raises the need for in-depth analysis. This study aims to analyze the portrait of agriculture in the city of Malang with a focus on crops, plantations, animal husbandry, forestry, and fisheries. This analysis will provide insight into the current status, development potential, challenges and opportunities within these sectors. This research uses a qualitative approach by conducting field surveys, interviews with farmers, ranchers, fishermen, and other relevant stakeholders. The collected qualitative data were analyzed thematically to describe an overall picture of each agricultural sector. The results of the analysis show that the secondary crops sector has experienced positive growth, but still faces challenges in terms of access to markets and technology. Plantations have great potential in the development of superior commodities, but need to improve infrastructure and environmental sustainability. Livestock is experiencing rapid development, but faces problems in waste management and animal health. Forestry is faced with land expansion and forest restoration, while fisheries require steps to maintain the sustainability of fish resources. These findings provide important input for the local government and related stakeholders to develop a strategy for sustainable agricultural development in the City of Tuban. Efforts are needed to improve market access, strengthen infrastructure, improve waste management, improve animal health, and maintain the sustainability of fish resources. This analysis can also be the basis for further research and more effective policy planning in the agricultural sector in Tuban City.