Earlier, top-seeded favorites Guo Yue and Niu Jianfeng of China struggled to defeat ninth-seeded Kim Kyung-ah and Kim Bok-rae of South Korea 4-3 in a dramatic bronze medal match.
In the first of the Tuesday matches under scrutiny, Wang and Yu played South Korea's Jung Kyung-eun and Kim Ha-na in a game in which "neither side seemed to be exerting themselves, " the official Olympic news service said.
In the first of the Tuesday matches that prompted the uproar, Wang and Yu played South Korea's Jung Kyung-eun and Kim Ha-na in a game in which "neither side seemed to be exerting themselves, " the official Olympic news service said.