... Mob:0086-13602053071 (whatsapp too) TIANJIN LEFIN INDUSTRIAL CO.,LTD LEFIN STEEL HONGKONG CO.,LIMITED TIANJIN LEFIN STEEL IMPORT & EXPORT CO ... .,LTD TIANJIN SHENGQIFENG INTERNATIONAL TRADING CO.,LTD ... Add:HENGTAI ROAD,DAQIUZHUANG TOWN,JINGHAI COUNTY,TIANJIN,CHINA TEL:0086-22-58171905 FAX:0086-22-58171902 ...