What does Zhang Guofeng do? Vice chairman of Jiayu Co., Ltd.

Zhang Guofeng: Male, born in 1978, China, senior engineer. From 2004 1 1 to 2000 1, he served as team leader, product R&D designer, technology R&D manager and technology deputy director, and from 20 1 1 in 2004, he served as deputy general manager and chief engineer of the company. 20 16 12 has served as the director and vice president of the company, specializing in the development of new products of various energy-saving doors and windows and building curtain walls, and the research and application of production and construction technologies. Is one of the main designers of many technical patents of the company.