Qingdao Hong Lang Mechanical Equipment Co.,Ltd[Shandong,China] Business Type: Manufacturer , Trade Company , Agent , Distributor/Wholesaler , Organization , Other , Retailer , ServiceMain Mark: Africa , Americas , Asia , Caribbean , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , WorldwideExporter: 31% - 40%Certs: ISO9001, ISO9002, ACS, API, ASME, AZO Free