China's first and only professional female Muay Thai star Xu Aihui poses for a photo during an official weigh-in in Beijing on Tuesday, November 10, 2009. All the players of Battlefield XI "Supremacy" have passed an official weigh-in on Tuesday. China's first professional Muay Thai event, Battlefield XI "Supremacy", will be held at the China World Hotel in Beijing on Wednesday and the proceeds of the event will be donated to the China Children and Teenagers Foundation (CCTF) to help Chinese orphans. [CRI]