Tianjin Free Optic Photoelectric Technology Co., Ltd. Abordare D6-A-201, Districtul de Est, Parcul Industrial Huigu, No. 1 Xuefu West Road, Zona Industrială Xuefu, Districtul Xiqing, Tianjin, China. E-mail admin@free-optic.com Telefon Vânzări: (86-22) 8137 0773 WhatsApp WhatsApp:86-131 1008 9902
