In WeRide Corp. v. Kun Huang, the Northern District of California addressed an egregious case of discovery abuses and spoliation by defendants in a business litigation involving the alleged theft of autonomous vehicle technology. Applying Federal Rules of Civil Procedure 37(b) and 37(e), the court issued rare terminating sanctions against several defendants who willfully and intentionally deleted various forms of ESI, including relevant emails, status reports, and source code, well after the commencement of litigation and after a preservation order issued by the court requiring the preservation of such information. Defendants compounded these abuses by adopting the use of “DingTalk,” an ephemeral communication technology, after the court had issued the preservation order. WeRide, a technology company engaged in the business of developing autonomous cars, employed defendant Jing Wang as CEO in January 2018. WeRide alleged that Wang went on to form his own company, AllRide, as a direct competitor. WeRide also alleged that former employee defendant Kun Huang was recruited by Wang to work for AllRide while still employed by WeRide. WeRide alleged that Huang downloaded various forms of data during this time period and transferred this data onto several USB devices from two WeRide-issued computers, then proceeded to delete files from the devices. WeRide further alleged that AllRide and Huang stole WeRide’s source code,...