Zonda Bus, stock held by Zonda Industial Group, specializes in manufacturing passenger buses, tourist coaches and commercial vehicles. It includes five production bases (Zhongwei Pssenger Bus Co., Ltd., Beijing Zonda Yanjing Bus Co., Ltd., Nanjing Jinling Double-decker Passenger Bus Co., Ltd., etc),one technology center, two product reseach & development departments and Tsinghua-Zonda postdoctoral scientific research workstation. Up to now, its annual production capacity reaches 15,000 sets of large & medium sized luxury passenger buses. Zhongda international Holding Co., Ltd. was listed on main board in 2001 in Hongkong.