The Baoding macro Connaught Motor Service Co., Ltd. specializing in the car gas conversion, dual fuel oil sales, in the Lucky North Avenue 2083 (Hydro plant opposite 5,886,929), after-sales service Address: Yuhua East Road cable factory floor (the Baoding passenger Centre traffic lights westbound northbound 400 meters). Xushui the Lixian also has the Service of the Company CNG car modification. The company has the People's Republic of China special equipment installed, the transformation of maintenance approval (pressure vessel) qualification, Zhenghao: TS3213098-2013, mainly engaged in automobile gas supporting modifications, accessories, repairs and sales of Boeing's dual-fuel synthetic lubricants, tires and other business. Now lubricants are points for gifts, welcomed patrons. 
 The company's technical staff engaged in auto gas conversion for many years, has a wealth of practical experience, technical skills, excellent quality, warm service, to provide users with a full range of three-dimensional service, able to solve various technical problems encountered in the gas vehicles in operation.