Hebei Gangxin Technology Co., Ltd. អាស័យដ្ឋាន C-7,rundushenghe plaza, qilian st, huanghe rd, Shijiazhuang, Hebei, China 050000 អ៊ីមែល info@chinasteelgx.com ទូរស័ព្ទ / Whatsapp 008615373639510 WeChat