Zibo Freet Thermal Tech Co., Ltd. is located in the beautiful capital of Qi, Zibo Linzi. It was formerly the thermal production equipment manufacturing plant of Shengli Oilfield Engineering Machinery General Plant. It was renamed as Zibo thermal production equipment branch of Shengli oilfield oil field in 2005, and it is the main supplier of heavy oil thermal recovery equipment, special oil pipe and oil production equipment of Sinopec, It has been cultivated for more than 30 years in the field of special oil pipe.

Zibo Freet Thermal Tech Co., Ltd. is located in Qilu Chemical Industrial Zone, Linzi District, Zibo City, covering an area of 245000 square meters. It has two most advanced professional heat insulation oil casing production lines at home and abroad, with an annual output of 73mm to 178mm heat insulation oil casing of 1million meters; There are 8 professional production lines of API standard oil casings, and the annual output of various API standard oil casings and special thread oil casings is 120000 tons; One heat treatment production line for supporting API standard oil casing production, with an annual treatment capacity of 80000 tons; 4 production lines with annual processing capacity of 60000 tons; Two anti-corrosion and wear-resistant production lines in oil pipes, which can produce 1 million meters of special oil pipes with internal coating and lining annually; One supporting production line of coupling and heat insulation bushing, with annual capacity of up to 1 million. At the same time, the company also has a professional R & D center and a complete set of physical and chemical laboratories.