The study looked at how manufacturing industries in Jilin Province, China are clustering together over time. They found that the degree of clustering is increasing, with a central region becoming a major hub. The types of industries in the area are changing, with more focus on technology and capital-intensive sectors. Factors like marketing, location, labor, capital, and technology all play a role in this clustering. In the future, policies, export markets, and resident quality will have a big impact on how these industries group together.