- Beijing Grish Hitech Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Soonercleaning Technology Co,.Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Jike Instrument Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing ADSS Development Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Syntech Laser Co,.Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Honkon Technologies Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Renguangweiye S&T Development Company
- Main business:
- East AsiaChina(Mainland)
- Beijing Glopalipl Development Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Great Wall Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Tianhai Industry Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Hong Tai Co. Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Seclaser Technology Co.,LTD
- Main business:
- East AsiaChina(Mainland)
- Beijing ALT Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Top Beauty Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Dazhi Laser Power Tech Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Hongtai Development Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Leilizi Technology Development Co.Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Leading Online Co.,Limited
- Main business:
- East AsiaChina(Mainland)
- Beijing Dayou Tianrun Scientific Developing Corp.
- Main business:
- East AsiaChina(Mainland)
- Beijing Chemsun Pharmtech Co.,Ltd
- Main business:
- East AsiaChina(Mainland)