The main research direction is food processing technology and preparation of new food materials, and in-depth research has been carried out in the fields of dietary fiber production, comprehensive utilization of apple pomace and extraction of plant active ingredients. In recent years, he has presided over provincial and ministerial scientific research projects 1, 4 bureau-level scientific research projects, provincial and ministerial scientific research projects 1 and 2 bureau-level scientific research projects. Authorized the national invention patent 1 item, and won the third prize of Shaanxi Science and Technology Progress Award 1 item. 30 papers were published and 2 papers were included in SCI. .