- SINETONG INTERNATIONAL (SINGAPORE) PTE. LTD.
- Main business:
- Wenzhou Elsine Electric Co., Ltd.
- Main business:
- Yueqing Kampa Electric Co., Ltd.
- Main business:
- Yueqing Heyi Electrical Co., Ltd.
- Main business:
- Zhejiang Geya Electrical Co., Ltd.
- Main business:
- Yueqing Hengwei Electronics Co., Ltd.
- Main business:
- Naidian Group Co., Ltd.
- Main business:
- Hangzhou Xinjian Electronic Co., Ltd.
- Main business:
- Kunshan AOYI Electric Co., Ltd.
- Main business:
- Zhejiang Lierd Relays Enterprise Co., Ltd.
- Main business:
- Enping Oksn Electronics Technology Co., Ltd.
- Main business:
- Guangzhou Wanchang Sound Co., Ltd.
- Main business:
- Guangzhou Botai Audio Equipment Limited
- Main business:
- Guangzhou Moown Stage Lighting Equipment Manufacturer
- Main business:
- Guangzhou Huayan Light Technology Co., Ltd.
- Main business:
- Guangzhou Yunqiang Electronics Co., Ltd.
- Main business:
- Guangzhou Huipu Stage Effect Equipment Co., Ltd.
- Main business:
- Guangzhou Baiyun Shijing Both Lighting Factory
- Main business:
- Guangdong Leiyon Intelligence Technology Corp
- Main business:
- Guangzhou Wepal Technology Co., Ltd.
- Main business: