- Shenzhen Vinco Soundproofing Materials Co., Ltd.
- Main business:
- Guangzhou Liyin Building Material Co., Ltd.
- Main business:
- Shanghai Dbsound Acoustics Co., Ltd.
- Main business:
- Guangzhou Wide Industrial Co., Ltd.
- Main business:
- Jiangmen Desuman Science And Technology Co., Ltd.
- Main business:
- Puyang En-World New Material Co., Ltd.
- Main business:
- Foshan Qiangde Adhesive Products Co., Ltd.
- Main business:
- Yancheng Yesheng Color Steel Co., Ltd.
- Main business:
- Dongguan Guisheng Sponge Products Co., Ltd.
- Main business:
- Wuxi Dilang PC Sheets Manufacturing Co., Ltd.
- Main business:
- Jiaxing Innovo Industries Co., Ltd.
- Main business:
- Foshan Huaxia Nature Building Materials Co., Ltd.
- Main business:
- Haining Pure Plastic Sheet Co., Ltd.
- Main business:
- Hangzhou Saining Polycarbonate Co., Ltd.
- Main business:
- Guangzhou Banfu New Energy Technology Co., Ltd.
- Main business:
- Shanghai Kingsign International Trade Co., Ltd.
- Main business:
- Ningbo Zhongding Plastic Co., Ltd.
- Main business:
- Wuxi Xierli Plastic Co., Ltd.
- Main business: