Founded jointly by China University of Petroleum (UPC) and Shengli Oilfield in 1993, Mingde Petroleum Technology Co., Ltd. (MDPT), is a company specialized in manufacturing of plasma slotted liner, slotted screen, sand control screens, perforated liner, Premium Metal-Mesh Screen, oil production and drilling mud additives, and also in providing sand control design, well-completion design and on-site technical services with the backup by the College of Petroleum Engineering, the College of Chemistry and Chemical Engineering, and the College of Machinery and Electronic Engineering of UPC. To carry out our services, MDPT upholds "Honest, Integrated, Cooperative and Dual-wining" as its business philosophy, and "Customer First" as its business principle. MDPT regards the quality most important and has constantly paid close attention to product quality control.