- Beijing Rikon Electric Appliances Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Donview Digital Technology Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Tongdy Control Technology CO., Ltd
- Main business:
- East AsiaChina(Mainland)
- Freesun(Beijing)Technology CO.LTD
- Main business:
- East AsiaChina(Mainland)
- Beijing KES Biology Technology Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Coherent photoelectric Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Weizhen Brother Medical Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing EM Laser Technology Co., Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing KD Medical Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Greenland Science & Technology Development Co.
- Main business:
- East AsiaChina(Mainland)
- Beijing Huatai Healthcare Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing YiChengXinTong Smart Card Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Metalwork Technology Trade Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Shiny Advertising Printing Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Newman Ideal Digital Technology Co. Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Quartuslaser Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Zeruitiancheng Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Shibaolai Amusement Equipment Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Sports-direct Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Zhonghaiwei Environment Engineering Co.,Ltd
- Main business:
- East AsiaChina(Mainland)