Rothenbuhler Engineering Co.
Charles E Hill & Associates, Inc.
Huizhou Superior Fastening Systems Co.,Ltd.
Jiangxi Ruishengte Technology Co., Ltd.Jiangxi Sheng, China
Yancheng King Kong Star Precision Forging Co., Ltd.
Inner Mongolia Xianhong Technology Co., Ltd
Shandong Tong Lida Zhineng Machinery Co. Ltd.Shandong Sheng, China
Emergency Management Department Shanghai Fire Research Institute
Jiangsu Product Quality Supervision and Inspection Research Institute
Zhejiang Hongfeng Sci-Tech Co., Ltd.Zhejiang Sheng, China
Jiangsu Jingye Pharmaceutical Co., Ltd.
Chengdu University