Hey, and welcome to the TuSimple fourth quarter 2021 earnings conference call. All participants are now in a listen-only mode. Later, we will conduct a question and answer session, and instructions will follow at that time. Keep in mind that this call is being recorded, and there will be a replay available at ir.tusimple.com following this call. I would now like to turn the conference over to James Mann, head of investor relations for TuSimple. Mr. Mann, please go ahead. Thank you, Lateef. Good afternoon, e ...