Comrade Wang Jianhai led the introduction of more than 500 sets of imported SMT mounting equipment, and completed the development and application of five types of professional equipment, including automatic cap pulling manipulator and PCB online dust removal; Complete 7 equipment innovation and technical transformation such as intelligent energy saving of reflow furnace and dual line shared reflow furnace; Complete 10 efficiency and quality improvements such as thick screen printing glue of silk screen printing machine, optimization and reorganization of patch line body, and online AOI centralized control; Led the development of 12 application software programs, including AI plug-in program management platform, AOI first article inspection, NB168 program conversion platform; Complete the transformation of 8 automation projects, including online ESD, automatic tin adding, automatic humidification, etc; Achieved a cumulative effect of 25 million yuan, and obtained two patents@ Mianyang Federation of Trade Unions