Machine tools and accessories, automated production lines, non-standard equipment, mechanical equipment, reducers, industrial furnaces, electric furnaces, desulfurization, denitrification and dust removal equipment, power distribution control equipment, industrial atmospheric boilers, instrumentation manufacturing and sales; sheet metal, rivet welding, mechanical parts processing; Wujinjiaodian, wholesale and retail of electromechanical products; electromechanical equipment installation services; industrial automation systems, instruments, computers and software and hardware development and integration; electromechanical automation and instrumentation technology transfer and technical services.