[China Automotive Systems Receives Letter from NASDAQ CAAS CAAS Company NASDAQ HUBEI PROVINCE, China, March 18, 2011 — China Automotive Systems, Inc. (Nasdaq: The Company previously announced that it is reviewing the complex accounting treatment of the Company’s convertible notes issued on February 15, 2008. CAAS expects that the review will be completed during the second quarter of 2011, at] [Form 8-K CURRENT REPORT Date of Report (Date of earliest event reported): March 21, 2011 China Automotive Systems, Inc. Delaware 000-33123 33-0885775 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) No. 1 Henglong Road, Yu Qiao Development Zone Shashi District, Jing Zhou City Hubei Province People’s Republic of China (86) 27-5981 8527 ¨]