This expert is the Gordon Chang of dams. He wrote books about the collapse of Three Gorges Dam 2010, 2011, 2012, etc.Three Gorges Dam: ‘Leaked, Distorted’
https://www.theepochtimes.com/china-in-focus-three-gorges-dam-leaked-distorted_3431769.html
China’s Three Gorges Dam Could Collapse, Expert Warns
https://www.ntd.com/chinas-three-gorges-dam-could-collapse-expert-warns_478009.html
He appears in Taiwanese news during the rainy season in China every year with his crystal ball. by September he will not be seen again until next year.