Shandong Aotai Machinery Co., Ltd.Shandong Sheng, China
Invention Development Management Co. LlcDelaware, United States
Jiangsu Aosai Industrial Seal Co., Ltd.Jiangsu Sheng, China
Jiaxing Yuchuang Power Technology Co., Ltd.Zhejiang Sheng, China
Jiangsu Haitel Machinery Co., Ltd.Jiangsu Sheng, China
Shanxi Provincial Water Conservancy Construction Engineering Bureau Group Co., Ltd.Shanxi Sheng, China
Huzhou Dongwu Construction Co., Ltd.Zhejiang Sheng, China
Guangdong Guangye Equipment Science & Technology Research InstGuangdong Sheng, China
Cambridge Polymer Group, Inc.
Shanghai Crescent Tools Co., Ltd.Shanghai Shi, China
Wuhan Jiahua Automotive Plastic Products Co. Ltd.
Ningbo Liuhe Packaging Co. Ltd.