- Beijing Happy Life Tech. Inc.
- Main business:
- East AsiaChina(Mainland)
- Beijing Poshtenda Technology Co., Limited
- Main business:
- East AsiaChina(Mainland)
- Beijing YuDeTaiEr Industrial & Trade Co Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Hongye Metal Products Co. Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Fanch Machinery Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Kingly Electronics Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Dashiweiye Tech Co.. Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Jamedoorla Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Gaogengda Chemical Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Dongfang Guansen Technology Co.Ltd
- Main business:
- East AsiaChina(Mainland)
- beijing jinyuanqiancheng chemical co.,ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Antaios Technology Co., Limited
- Main business:
- East AsiaChina(Mainland)
- Beijing IBO Laser Technology Co.Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Xin Jun Jie Building Materials Factory
- Main business:
- East AsiaChina(Mainland)
- Beijing Yxcard Smartech Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Panxin Titanium Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Mesochem Technology Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Belle Laser Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Innobri Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing LeQuan Biotechnology Co., Ltd
- Main business:
- East AsiaChina(Mainland)