Jiangsu Saint-Germain Shuntong Tube Industry Science & Technology Co., Ltd.
Hebei Hongjiang Rubber&plastic Technology Co., Ltd.
Weihai Haoyu Metal Products Co., Ltd.
Wenzhou Yili Fluid Equipment Co., Ltd.
Beijing Baide Rubber & Plastic Products Co., Ltd.
Hangzhou Haikuo Rubber And Plastic Products Co., Ltd.
