No. 8, Juren Road, Qingdao Qingdao, Shandong
Qingdao Doeast Chemical Inc. is one leading manufacturer specializes in production and sales of oil drilling chemicals. Its products covers a range fluids for Oil Gas Wells, Mud Chemicals, Work over Completion Fluids, Production General Utility ...
xanthan gum, drilling starch, Polymer, phpa, drilling fluids additives, drilling chemicals, drilling, mud, oil gas, defoamers, lubricants, detergent, chemicals