NO.560.2nd huanghe road,binzhou, shandong ,china Qingdao, Shandong
Shandong Nine-Ring Petroleum Machinery Co. Ltd. is a company specializes in producing sucker rod, oil well pump and pumping unit. For many years, the has been awarded as one of advanced technology enterprise top business credit standing by China Science ...
HARDWARE PRODUCT, MEDICAL APPARATUS AND INSTRUMENT, ARTS AND CRAFTS, OIL PAINTING