1. 1994.07-2003.06: Jiangsu Zhengchang Group Co., LTD Head Office Area Manager, Nanjing Sales Office Manager, General Manager Assistant in Marketing Center, Deputy Manager in International Trade Department
2. 2003.06-2006.12: General Manager of Liyang Liangyou Mechancial Engineering Co., Ltd.
3. 2006.12-2016.11: General Manager of Jiangsu Liangyou Agro Machinery Co., Ltd.
4. 2016.11-Now: Chairman and CEO of Jiangsu Liangyou Zhengda Co., Ltd.