According to news from Sina Technology, it was said that several people familiar with the matter revealed that BYD’s blade battery has been delivered to Tesla’s super factory in Berlin, Germany. In fact, in June, the editor reported relevant content,  BYD admitted it, but Tesla did not. It was very confusing for a while. But now a number of people are familiar with the matter have disclosed to Sina Technology that the cooperation between BYD and Tesla has become a fact.