Shangdong Liangshan Tongya Automobile Co., Ltd is listed among appointed enterprises to produce and refit automobile approved by Development and Reform Commission of China.We are the full size Modified Truck enterprise which integrate the design of product, scientific research developing, production and sales together, Possessing subsidiary companiess of Automobile Production, Automobile Trade and Automobile Fittings Production, ***** leading products are Tongyada brand semi-trailers, tipper, fuel tanker, liquid bitumen tanker, particle material tanker, bulk cement tanker, concrete mixer truck, wrecker trucks, timber trailers and other special vehicles etc.