The Civil Aviation Administration of China (CAAC) said a preliminary report into the crash of a China Eastern Airlines (CEA) 737-800 on March 21 has been completed. In a statement on its website, the regulator said the preliminary report noted the recovered cockpit voice recorder and flight data recorder were severely damaged in the crash and the data restoration and analysis work was “still in progress”. Flight MU5735, operated by 737-800 registration B-1791, crashed in southern China while flying from Kunming to Guangzhou. There were no survivors among the 123 passengers and nine crew. The CAAC statement said the qualifications of the flight crew, cabin crew and maintenance release personnel met requirements and the airworthiness certificate of the aircraft was valid. No cargo aboard the flight was declared as dangerous goods, it added. The investigation is continuing, the CAAC said.