Tianjin Gaanes Metal Technology Co., LTD. Alamat Bilik 818, Bangunan 7, Pusat Kewangan Antarabangsa Starlight Liaocheng, Bandar Liaocheng Distinct Dongchang, Wilayah Shandong, PRC e-mel sales@tjjnssteel.com telefon Jualan: 13642131571 Sokongan: 15510977839 WhatsApp +8615822136038 Wechat +8613642131571