CONTACT US

Color masterbatch
Shanghai Wujiang New Material Technology Co., Ltd
Address：399 Huagao Road, Jiading District, Shanghai, China
Tel：15000114713
Email：info@topcngroup.com
Special optical fiber
Shanghai Changwei Optical fiber Technology Co., Ltd
Address：399 Huagao Road, Jiading District, Shanghai, China
Tel：13913921822
Email：info@topcngroup.com
Special optical fiber
Shanghai Changwei Optical fiber Technology Co., Ltd
Address：399 Huagao Road, Jiading District, Shanghai, China
Tel：13913921822
E-mail：info@topcngroup.com