Apologies if this has already been cited, but Xinhua (the official Chinese State Press Agency) has put out a press release that I believe is an accurate and complete English-language version of the Mandarin-only Prelimary Report.
Press release -
https://english.news.cn/20220420/b3e...4da45dc/c.html
Original Mandarin CAAC Prelim Report -
http://www.caac.gov.cn/XXGK/XXGK/TZT...20_212895.html
Nothing added - but better than Google Translate, I think!