As far as I know, the manufacturers of sanitation vehicles are as follows:
1. Xiamen Jinlong: Xiamen Jinlong Automobile Group Co., Ltd., established in 1988, is mainly engaged in the research and development of buses and special vehicles.
2. Changsha Zhonglian: Changsha Zhonglian Heavy Industry Co., Ltd., founded on 200 1, is mainly engaged in the research and development of environmental protection equipment.
3. Yangzhou Environmental Sanitation: Yangzhou Environmental Sanitation Machinery Co., Ltd., established in 1997, is mainly engaged in the research and development of environmental sanitation machinery and equipment.
4. Fujian Malong: Fujian Malong Environmental Sanitation Equipment Co., Ltd., established on 200 1, is mainly engaged in the research and development of environmental sanitation equipment.
5. Beijing Environmental Sanitation: Beijing Environmental Sanitation Group, established in 1999, is mainly engaged in the investment, construction and operation of environmental sanitation facilities.