1. 1990.07-2005.12: Supervisor of Jiangsu Zhengchang Group Co., LTD
2. 2006.02-2012.12: Workshop Manager, Deputy Production Manager, Assembly Manager, Production Line Manager of Buhler (Changzhou) Machinery Co., Ltd
3. 2013.01-2016.11: Vice President of Jiangsu Liangyou Agro Machinery Co., Ltd.
4. 2016.11- Now: Vice President , Shareholder and Board Secretary of Jiangsu Liangyou Zhengda Co., Ltd.