Abstract. Xinjin technology group company is to provide professional electronics manufacturing services ( EMS ) Company. The main business is the assembly of PCB and small electronic products and packaging They are the main problem facing the enterprise that global oversupplies in the market, which includes cost saving, protection of the environment and improve efficiency.There are three primary aspects in this paper. They are electric circuit capacitance compensation, tin slag recycling and type U reconfigurable production line. They were to take the new technology, new production process to replace outdated., Profits were improved through these reform measures.