- Beijing Shengan Machinery & Electric Equipment Development Company
- Main business:
- East AsiaChina(Mainland)
- Hairf Network Power Beijing Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing HOSMED Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Ruibo Auto Parts Co,. Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Moblaser Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Syntech Laser Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Toplaser Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Duyahengxin Electronic Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Seclaser Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Moomaid Electronics Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Libomeng Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Tensa Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Goldenlaser Development Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Starget Chemicals Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Green Guardee Technology Co.,LTD
- Main business:
- East AsiaChina(Mainland)
- Beijing Jiamingxiangyu Technology Development Co., Limited
- Main business:
- East AsiaChina(Mainland)
- Beijing Hongyuhaotian Technology Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Zhenghaiyuan Technology Developerment Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Hanyi Building Material Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Dexin Broad Chemical Co.,Ltd
- Main business:
- East AsiaChina(Mainland)