World doubles champions Wang and Yu of China, and their South Korean opponents, Jung Kyung-eun and Kim Ha-na, received loud boos from the crowd after directing serves into the net and making simple errors like hitting theshuttlecock wide.
Links of London's charm collection celebrates specific Olympic sports such as table tennis and badminton, so there is a ping-pong paddle and a shuttlecock, alongside hearts and clovers, symbolizing the themes of luck and love.