Tianjin Free optic Photoelectric Technology Co., Ltd. Alamat D6-A-201, Kacamatan Wétan, Huigu Industrial Park, No.. 1 Xuefu West Jalan, Xuefu Industrial Zone, Xiqing District, Tianjin, Cina. Surélék admin@free-optic.com Telepon Penjualan: (86-22) 8137 0773 WhatsApp WhatsApp:86-131 1008 9902
