Players from North China's Hebei province (left) and Southwest China's Guizhou compete in the women's 100-meter stilt race in Guiyang, capital of Guizhou province, August 13, 2009. An invitation tournament on stilt race and trio-walking with long sandals race, two traditional ethnic sports competitions in China, is being held in Guizhou University from August 10 to 14. [Xinhua]