Tian Yongqiang, who joined the national prefabricated building base - Sanneng Integrated Housing Co., Ltd. in 2017, has been able to lead the team to complete all the work within the scope of fixed line profiled component production since 2018. He adopted new technology and new process, constructed according to the drawing specifications and operating procedures, mastered the construction process and key points, strictly controlled the quality and safety, and provided a strong guarantee for the smooth implementation of the company's projects. He has successively won the May Day Labor Medal of Changsha City, the industry champion, technical expert, outstanding young post expert, the first prize of the safety production knowledge contest and other honors@ Changsha Federation of Trade Unions