 Although abandoned by the PLA by 1953, the Chinese army re-adopted this tactic during the Sino-Vietnamese War due to the stagnation of the Chinese military modernization programs during the Cultural Revolution.Their use in the Sino-Vietnamese War is a rare example of an army with superior firepower, in this case the PLA, throwing away its advantage.During the Iran–Iraq War, some of the attacks conducted by Iranian forces in large operations, were considered to be human wave attacks.