- Qingdao Baorun Steel Structure Engineering Co., Ltd.
- Main business:
- Guangdong Yaolong Metals Co., Ltd.
- Main business:
- Zaoqiang Dacheng Rubber Co., Ltd.
- Main business:
- Linyi Sida Mate Building And Decoration Materials Co., Ltd.
- Main business:
- Shenzhen Najing Model Co., Ltd.
- Main business:
- WORLD VINA CO., LTD
- Main business:
- Shenzhen Star New Material Co., Ltd.
- Main business:
- Shanghai Shunheng Model Making Co., Ltd.
- Main business:
- Guangdong Yilong Advanced Material Technology Co., Ltd.
- Main business:
- Shanghai Colorbo Industrial Co., Ltd.
- Main business:
- Guangzhou Form Construction Materials Co., Ltd.
- Main business:
- Qingdao Hengji Machinery Industrial Co., Ltd.
- Main business:
- Ningbo Tianshuo Technology Co., Ltd.
- Main business:
- AL HATIMI TRADING FZE
- Main business:
- Shandong Hanchau International Trade Co., Ltd.
- Main business:
- Zibo Zhuoxing Enterprises Co., Ltd.
- Main business:
- Dongguan Bto Environmental Protection Material Co., Ltd.
- Main business:
- Haining Anjie Composite Material Co., Ltd.
- Main business: