Hainan construction group co., ltd;
Jilin Province Construction Group Co., Ltd.;
Hunan Shaping Construction Co., Ltd.;
Shaanxi Building Components Co., Ltd.;
China Second Metallurgical Group Co., Ltd.;
China Construction Development Group Co., Ltd.;
China Construction Third Division Limited Liability Company;
China Construction Eighth Bureau Co., Ltd.;
Xi An Construction Engineering Group;
Tianjin Housing Construction and Development Group;
Beijing Municipal Road and Bridge Group;
Yatai Group Shenyang Computer Factory;
Shandong Weifang Hengxin Group;
Jiangsu Lide Group;
Jining Fengyuan Group;
Baoding Boxin Group;
Shandong Shengze Group;
Guangdong Dianbai Group;
Dalian Sanchuan Construction Group;
Zhejiang Li Yong Construction Group;
Beijing China Railway Fangshan Bridge Co., Ltd.;
Chongqing Institute of Building Science;
Zhongcheng Wanrong (Shenyang) Co., Ltd.;
etc ......