The SCMP reported the crash investigation findings in the May 31 1951 edition
The microfilmed print is difficult to read even when zoomed in
Those on GWULO more well versed than I when accessing the HK Libraries on-line newsprint should be able to find the initial reports of the crash. I cannot find my print copies at the moment.
The DC4 airliner was operated by POAS (Pacific Overseas Airlines System) based in Thailand