Liaocheng Guotai Machinery Co.,Ltd is located in Liaocheng City,Shandong Province，China. It is a professional manufacturer of petroleum machinery and its spare parts. Our main products are: Drilling Mud Pumps, Liners, Pistons, Valves &Valve Seats, Piston Rods, Extension Rods, Modules and other Mud Pump Accessories.
    The products of our factory are strictly manufactured according to Standard, and got the ISO9001-2000 international quality system very early. Our products are sold very well to Shengli Oilfield, Daqing Oilfield, Zhongyuan Oilfield etc in China, Meantime, export to USA, Canada, Brazil, Europe, South Asia etc more than 70 Countries and Areas. The factory is a First Grade Supplier of SINOPEC&CNPC. 
    “High Quality of Products, Best Price and Excellent Services?fixed the cooperation base with our Customers. We sincerely welcome friends from home and abroad to our factory for business negotiation.