Kunshan Qiandeng Wastes Treatment Co., Ltd.
Mai Italia Srl
Shandong Luli Steel Co. Ltd.
Weichai Power Co., Ltd.Shandong Sheng, China
Hebei Yanxing Machinery Co. Ltd.
Guangdong Wireking Metal Manufacture Co. Ltd.
Copolymer Rubber & Chemical Corp.
SQ Products AGZug, Switzerland
Richardson Sheffield Ltd.
New Basics, Inc.
Maoming Yinfeng Petrochemical Co. Ltd.
Dongguan Mashan Hardware Plastic Product Co. Ltd.