dongying, dongying, shandong, China,257513
Shengli Oilfield Gubang Petroleum Equipment Co., Ltd Dongfang Alloy Casting Factory was founded in 1993 and is located Dongying city Shandong province of China where the Yellow River flows into Bohai sea. There are 226 employees 51of them technicians middle ...
bimetallic cylinder sleeve, mud pump bimetal cylinder liner, the valve of slurry pump, the case body, the rotary table
