“Tianjin Free Optic Photoelectric Technology Co., Ltd.” Salgysy D6-A-201, Gündogar etrap, Huigu senagat seýilgähi, 1-nji Xuefu günbatar ýoly, Suefu senagat zolagy, Szin etraby, Hytaý, Týanjinin. E-poçta admin@free-optic.com Telefon Satyş: (86-22) 8137 0773 WhatsApp WhatsApp:86-131 1008 9902
