Baoding Huaguang Municipal Building Materials Co., Ltd.Hebei Sheng, China
Quanzhou Zhongda Machinery Co., Ltd.Fujian Sheng, China
Anhui Zhongyi New Material Technology Co., Ltd.Anhui Sheng, China
Rui'an Zhejiang University of Technology Innovation and Entrepreneurship Research Institute
Shanghai Enamel Material Technology Co., Ltd.Shanghai Shi, China
Kyokuto Rubber Co. Ltd.Japan
Guangdong Yongshun Biological Phamarceutical Co. Ltd.Guangdong Sheng, China
Lianyungang Guowang Piastic Industry Co. Ltd.Jiangsu Sheng, China
Seaquist Closures Löffler GmbHGermany
Henan Baolaijian Bioengineering Co., Ltd.Henan Sheng, China
Guangdong Aurican Hardware Technology Co., Ltd.Guangdong Sheng, China
Shenzhen Questyle Engineering Co., Ltd.Guangdong Sheng, China