- Hangzhou Dooren Technology Co., Ltd.
- Main business:
- Wuxi Yonghong Technology Co., Ltd.
- Main business:
- Wuxi Feilong Door Industry Co., Ltd.
- Main business:
- Ningbo Zhenhai Shien Mechanical & Electric Co., Ltd.
- Main business:
- Zhejiang Xianfeng Machinery Co., Ltd.
- Main business:
- Shanghai Iwan Automatic Equipment Co., Ltd.
- Main business:
- Foshan Shunde Foresee Garage Doors Co., Ltd.
- Main business:
- Wuxi Force Technology Co., Ltd.
- Main business:
- XUCHANG SUPERLIFT ENERGY-SAVING & TECHNOLOGY CO., LTD.
- Main business:
- Hangzhou Fuyang Lushan Machinery Factory
- Main business:
- Shenzhen Macaron Electronics Co., Ltd.
- Main business:
- Ningbo Youkan Electric Co., Ltd.
- Main business:
- Zhangzhou Kaibang Electronics Co., Ltd.
- Main business:
- Yueqing Great Wall Electroacoustics Factory
- Main business:
- Foshan Mjrhome Electron Ltd.
- Main business:
- Shenzhen Forrinx Electronics Co., Ltd.
- Main business:
- Shaowu Zhongli Electronic Co., Ltd.
- Main business:
- Shenzhen Security Sunlight Electronic Corp., Ltd.
- Main business:
- Zhongshan J-Xing Electrical Co., Ltd.
- Main business: