MANILA, July 3 (Xinhua) -- All the five participants of the men's singles from China reached the quarterfinals of the ongoing Philippine Badminton Open 2009 on Thursday.

    Chen Long outclassed Yogendran Krishnan of Indonesia, 21-13, 21-10, in a show of strength and precision. Gao Huan stopped Paul Jeremiah Co of the Philippines, 21-4, 21-6, while Zhou Wenlong won against Adnan Fauzi of Indonesia, 21-14, 21-19.

    Lu Qicheng slashed Chan Yun Lung of Chinese Hong Kong, 21-16, 21-18, while Du Pengyu beat Sairul Ayob of Malaysia.