- 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)
- Beijing Kincolor Digital Technology Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing KWF Sci-Tech Development Co Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Gaogengda Chemical Products Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Kening Building Material CO.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Beijing Feilong Logistics Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Beijing Yandiao CNC Machine Co.,Ltd
- Main business:
- East AsiaChina(Mainland)