Established in 1979, Mountop Precision began by providing clients with heat-treatment finishing work, specializing in heat treatment of high-speed steel and steel molds.

In keeping with current trends toward automation, Mountop Precision has continually upgraded the precision of its products and aggressively researched smaller, shorter, thinner, and lighter products. In order to offer products reaching the highest standard of micro-tolerances and upgrade its manufacturing facilities. Mountop Precision has imported equipment and instruments from Europe, Japan, and Switzerland to become a leading supplier of Hydraulic pump vanes and Rotary compressor vanes Annual outputs are approaching 30 million units.