WAN HENES INDUSTRIAL CO., LTD. was established in 1981 and located in Taiwan,specializing in manufacturing piston rings for all types of engines and being certified with ISO 9001：2000 International Quality System Authentication In order to enhance its product quality and improve durability and life of its product, the company has been introducing advanced manufacturing equipments and inspection instruments from Germany and Japan.
In 1999, WAN HENES set up a branch factory, CHIN HUA TRANSPORTATION EQUIPMENT CO., LTD in Guangzhou China. CHIN HUA is also specialized in manufacturing piston rings and implements the same principle of supplying more precise and newer products as WAN HENES docs to continuously develop new products to meet its customers'demands.
In 2004, WAN HENES expanded its business to another higher level by setting up the third brance factory with the same name as WAN HENES INDUSTRIAL CO., LTD. in Thailand. Being different from the other two, THAILAND WAN HENES is specialized in manufacturing pistons for all kinds of engines and always practices advanced technique and rigorous quality control to satisfy its customers with good pistons.