Chinese soldiers sit atop mobile rocket launchers as they drive in a parade to celebrate the 70th Anniversary of the founding of the People's Republic of China in 1949, at Tiananmen Square on October 1, 2019 in Beijing, China.Kevin Frayer/Getty ImagesUS intelligence says China's military purge stemmed from serious equipment issues, per Bloomberg.Examples of these include missiles that had been filled with water instead of fuel, per Bloomberg.The…