Registered address：：：NO.808 ZHANGSUTAN, CHENGGUAN DISTRICT, LANZHOU, GANSU, CHINA
Office address：：：GANSU CHAMBER OF COMMERCE BUILDING, 601 YANYUAN ROAD, CHENGGUAN DISTRICT, LANZHOU, GANSU, CHINA
Phone number：：：0931-2171267
Email：：：zhenyu@qzh.cn
Fax：：：0931-2171268