Tianjin Free Optic Photoelectric Technology Co., Ltd. Cinwaanka D6-A-201, Bariga Degmada, Huigu Warshadaha Park, No. 1 Xuefu West Road, Xuefu warshadaha Zone, Degmada Xiqing, Tianjin, Shiinaha. E-mailka admin@free-optic.com Taleefanka Iibka: (86-22) 8137 0773 WhatsApp WhatsApp:86-131 1008 9902
