approved quality control system
We found 2 companies
QINGDAO GREEN CHEMICALS CO. LTD.
OCEAN CHEMICAL DEVELOPMENT ZONE, SHANDONG SHAND ONG, WEIFANG zipcode: 261021, Weifang
Being the strategic supplier of the world famous oil drilling companies, like Halliburton, Baker Hughes, Scomi, etc, we have competitive producing cost
QINGDAO GREEN CHEMICALS CO.LTD
Ocean Chemical Development Zone, Weifang Shandong 261021
Being the strategic supplier of the world famous oil drilling companies, like Halliburton, Baker Hughes, Scomi, etc, we have competitive producing cost