On November 10, 2022, the Sole Director of TuSimple Holdings Inc. appointed Mo Chen and Cheng Lu to the company's board of directors. The board of directors also appointed Mo Chen, as Executive Chairman of the company's board of directors, each effective immediately. Mo Chen, age 38, is one of the Company's co-founders and previously served as the Company's Executive Chairman from September 2020 to June 2022 and as a member of the Board from 2015 to June 2022.

Mr. Chen served as the company's Chief Executive Officer from 2015 to September 2020. Prior to founding the company, Mr. Chen served as founder and chief executive officer at Deep Blue Brothers, an online gaming platform. Prior to that, he served as founder of startups in the fields of traditional and online advertising and used car online marketplace.

Mr. Chen is also a founder of Hydron Inc. He has more than 12 years of entrepreneurship and management experience. Mr. Chen is a Canadian citizen. Cheng Lu, age 39, served as the Company's President from January 2019 to March 2022, as Chief Executive Officer from September 2020 to March 2022 and as a member of the Board from June 2020 to March 2022.

Mr. Lu also served as the Company's Chief Financial Officer from January 2019 to December 2020. Mr. Lu has more than 15 years of experience in operations, strategy and corporate finance. Prior to 2019, Mr. Lu was a private equity investor in Asia.

Mr. Lu is an American citizen.