Lithium electricity industry absorb billions of gold, golden compass point to where, the 2018 China international lithium electricity and electric technology development peak BBS, on April 20-21, held in Shanghai, the conference by: the first lithium power grid, the first electric Shared, China charging pile network, lithium electricity c, jointly organized by He Li exhibition, at the same time, China's international electric cars and filling in electrical technology peak BBS, share more than 40 guests to attend the speech at the conference, more than 500 guests to attend, at the same time, more than 20 companies set up a booth on new technology and productsWenGongMing: respect ladies and gentlemen good afternoon, ladies and gentlemen, very honored to attend the Brics lithium electricity summit, to share with you this afternoon, our American micro view, the surface defect detection system in the application of lithium electricity industry.