People visit the BYD booth during a media day for the Auto Shanghai show in Shanghai, China April 19, 2021. REUTERS/Aly SongRegister now for FREE unlimited access to Reuters.comRegisterSHANGHAI, June 8 (Reuters) – China’s BYD is preparing to supply Tesla Inc (TSLA.O) with batteries “very soon”, a senior company executive told a state media anchor in a video released early on Wednesday.”We are now good friends with Elon Musk because we are preparing to supply batteries to Tesla very soon,” said Lian Yubo, BYD’s executive vice president in an interview with Kui Yingchun, an anchor with China’s state-owned broadcaster CGTN.BYD and Tesla did not immediately reply to requests for comment.Register now for FREE unlimited access to Reuters.comRegisterBYD, the world’s biggest manufacturer of the fleet including electric vehicles and plug-in hybrids, has been working on to supply batteries to…