- Zibo Dingtian Plastics Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Zhuozhou Jiahua Aluminium Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Goshmagic
- Main business:
- East AsiaChina(Mainland)
- Yuanda Engingeering Materials Development Company
- Main business:
- East AsiaChina(Mainland)
- Brigham Holding Company Limited
- Main business:
- East AsiaChina(Mainland)
- Cangzhou Rongda Rubber and Plastic Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Itairen Science & Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- HeBei GongYuan Pipe Manufacture Co,.Ltd.
- Main business:
- East AsiaChina(Mainland)
- ADSS Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Hebei Tianlong Pipe-Line Equipment Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Tianjin Dalipu Oil Country Tubular Goods Co
- Main business:
- East AsiaChina(Mainland)
- Shenzhen Jianchen Industry Co. Ltd
- Main business:
- East AsiaChina(Mainland)
- Taihe County Xinda Hair Products Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Force Innovation Technology Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Qinhuangdao Shihaidayi Glass Imp and Exp Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Tangshan Daocheng Pipes Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Hebei Gengchang Tempered Glass Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Qinhuangdao SHDY Glass Imp. & Exp. Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- JingSuRiSheng Network Technology Co,Ltd
- Main business:
- East AsiaChina(Mainland)
- Anping Taian Fuding Hardware Co.,Ltd
- Main business:
- East AsiaChina(Mainland)