billion Cheung group is a set development, and production, and test, and sales and service for one of group, for Jiangsu Province focus merchants introduction funding project, is located Yu Jiangsu Province Yangzhou Jiangsu district, its including Yangzhou Heng Asia car service limited., and Jiangsu Wei wood diesel products sales service limited., and Henan billion Cheung dedicated car limited. and Tanghe constant pressure car sales service limited.. 。