Located in Doingying City, Shandong Province, where is the headquarter of Chinese second largest oilfield - Shengli Oilfield,. Dongying CORRTECH Cathodic Protection Technology Co. Consists of two departments: CORRTECH Cathodic Protection Technology Department and Exothermic Welding Research Center, and provides cathodic protection and corrosion materials and equipment, plus cathodic protection engineering services and installation services.

Cathodic Protection Technology Department provides a complete line of cathodic protection materials and equipment for corrosion control of submerged metallic structures such as pipelines, storage tanks, offshore structures, etc., the main products are: various rectifiers, high silicon Zinc galvanic anodes, Magnesium galvanic anodes, Aluminum galvanic anodes, Zinc and Magnesium Ribbon Anodes, Permanent Cu/ CuSO4 reference electrodes, High Pure Zinc reference electrodes, Zn/Mg grounding cell, test posts, Insulate support, and other support products for cathodic protection; while Exothermic Welding Research Center specially focuses on exothermic welding technology research and development. The main products are: exothermic welding cartridge, molds and clamps, ignite powder and guns, and so on.

With years' developments, CORRTECH accumulates rich experiences both in cathodic protection and exothermic welding fields, and is certified to ISO 9001: 2000 standards in 2007. As a result of keeping efforts on advanced technology, CORRTECH has got seven independent-developed national patents. Insisting on belief of supplying you highly quality products with competitive price, advanced technology, best solution to corrosion problems, soon and valuable service, CORRTECH sincerely invite all friends over the world to cooperate with us and create a bright future together.