2. Jiangsu Haitong Technology Co., Ltd.: Mainly engaged in the production and sales of R&D, optical communication, optoelectronics and intelligent manufacturing.
3. Changzhou Le Kai New Energy Technology Co., Ltd.: Specializing in the production and sales of R&D, solar photovoltaic power generation systems and solar photovoltaic modules.
4. Changzhou Huashi Technology Co., Ltd.: Mainly engaged in the production and sales of R&D, auto parts and thermal management systems.
5. Changzhou Anbo Intelligent Technology Co., Ltd.: Specializing in the production and sales of R&D, home intelligence and intelligent security.
6. Changzhou Hansheng Electronic Technology Co., Ltd.: Mainly engaged in R&D, production and sales in the field of smart home and smart lighting.
7. Changzhou Katie Electric Co., Ltd.: Specializing in the production and sales of R&D, power cables, wires and other products.
8. Jiangsu Zhongwei New Materials Technology Co., Ltd.: Mainly engaged in research and development, production and sales of new environmental protection materials.
9. Changzhou Bo Shi Science and Technology Co., Ltd.: Specializing in the production and sales of R&D, involving life sciences, medicine and other fields.