The main functions of each subsidiary are as follows:
Tiangong is responsible for industry services, product research and development and technical services;
Complete sets of companies are responsible for exhibitions, import and export trade and project contracting;
Ding Sheng Tiangong is responsible for the manufacture and sales of graders, pavers, road rollers, road mixers, milling machines and hydraulic machinery products;
Tiangong Company is responsible for the manufacture, operation and sales of loaders, forklifts, hoists and other related products.