The sales data of new energy vehicles in China in 2018 are impressive. The sales volume in June was 84,000, a year-on-year increase of 42.9%. From January to June, a total of 412,000 new energy vehicles were sold, with a year-on-year growth rate of 111.5%. Recently, the power lithium-ion battery unicorn CATL has won a large purchase order of about 4 billion euros from BMW, and plans to invest 240 million euros to build Europe's largest lithium-ion battery factory in Germany, which is considered to be a sign