- Beijing Guodian NDT Co., LTD
- Main business:
- East AsiaChina(Mainland)
- Beijing Macfree Laser Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Tengyue Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Deftun Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Yidonghuaxin Solar Equipment Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Yihongzeng Trade Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing YuDiao Hoisting Equipment Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Jia Rui Sheng International Trade Company Limited
- Main business:
- East AsiaChina(Mainland)
- Beijing Fibridge Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing SIM Laser Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing TianYu LongHua Trade Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Xinge Energy technology co.,ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Hanbaihan Mecial Devices Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Scomera Mechanical Equipment(Beijing) Limited Company
- Main business:
- East AsiaChina(Mainland)
- Beijing Ideal Packaging Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Lingerie ST Development Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Olin Beijing Medical Science And Technology Limited Company
- Main business:
- East AsiaChina(Mainland)
- Beijing Hope International Pharmaceutical Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Bid Ace Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing ZhongYiHuaShi Network Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)