Histrong Ceramics Limited is a new and hi-tech ceramic manufacturer with excellent abilities of technology research, manufacture and distribution, the leading enterprise of industrialization base for national new materials. It undertook simultaneously two projects of the “863” High Technology Research and Development Plan, one project of Two-high and One-excellent” Project. Toughening ceramic liner for mud pump (3000 pieces/year) Project had been listed in the National Touch Plan in the National 10th Five-year Plan in 2005. Major products are: Ceramic Liner (mud pump spare part), Ceramic Plunger (oil pump spare part), Ceramic Abrasive, Ceramic Sleeve, Ceramic Sealing Ring, Ceramic Kitchen Knife, and Ceramic Backing Bricks for grinding machine and swirler etc. They are with excellent performances, such as wearing-resistance, erosion-resistance, high-temperature-resistance, high-strength, high-hardness in the working conditions in which metal or polymer ones can not do. With functions of the most advanced manufacturing equipments in ceramic field all over the world, the structural ceramic products, such as ceramic liner for mud pump, ceramic plunger, with better performances (improved by 5 to 10 times), have been used widely in many oilfields and petrochemical enterprises in the chemical industry.