< span > this article is from wechat people's account: < / span > < A=“ https://mp.weixin.qq.com/s/0eiKb8tmuKytcv-KTAk5-A " target="_ Blank "> < span > Tencent Finance (ID: financeapp) < / span > < / a > < span >, the original title:" 7% after hours crash! What does Tesla's "battery day" bring? What is the impact on a shares? 》, title from: visual China < / span > < br > and