Xuzhou handler special vehicle announced that the company and its wholly-owned subsidiary, Xuzhou Xuzhou handler special vehicles Co., Ltd., recently received invention patent certificates issued by the National Intellectual Property Administration. The details are as follows: 1. A mobile box transformer station, with the patent holder being Xuzhou handler special vehicle Co., Ltd.; 2. A ventilation and noise reduction system for generating vehicles and the generating vehicle cabin, with the patent holder being Xuzhou handler special vehicle Co., Ltd.; 3. A mobile lithium battery UPS power supply system and its control method.