2. Huasheng Fujitec Elevator Co., Ltd..
3. Beidi Technology (Langfang) Co., Ltd. (formerly "Tairui Adhesive Products Co., Ltd.")
4. Lucas Willida Gallery Heavy Brake Co., Ltd..
5. Magliani Machinery (China) Co., Ltd.
6. Elegant Integrated House (Langfang) Co., Ltd.
7. Haoliyou Food Co., Ltd.
8. Xinao Group
9.AVIC Fokker Electric (Langfang) Co., Ltd.
10, Xinxing Heavy Industry Co., Ltd. Wei Changxiang (China) Co., Ltd.
1 1, China Petroleum Materials Management Company
12, Japan Coatings Co., Ltd.
13, Rong Sheng Construction (Group) Company
14, Best Electronics Co., Ltd.
15, Wittgen (China) Machinery Co., Ltd.
16, multivariate group
17, xingu optoelectronics co., ltd.
18, Liubo Amway Piston Ring Co., Ltd.