Shandong Heze Hengda Intelligence Temperture Control Co., Ltd.is specialized in manufacturing invention patent product - Diesel Automobile Intelligence Temperature Control Fuel Oil Supply System with Invention Patent No.ZL03111883.6 .Being a high-tech enterprise, the Company owns independent intellectual property rights and sourcing developing personnel,unites well-known colleges and universities and keeps in the top flight of international technology system.The product,suitable for more than twenty automobile factories,exports to Russia and many other northern countries.In the cities of North China the product is widely used for automobiles improvement and highly appraised by all consumers.