SHENZHEN, May 31 (Xinhua) -- Following are the men's doubles quarterfinal results from the ITTF World Tour China Open here on Thursday:? Fan Zhendong/Lin Gaoyuan, China, bt Stefan Fegerl, Austria/Joao Monteiro, Portugal, walkover

Jang Woojin/Lim Jonghoon, South Korea, bt Masataka Morizono/Yuya Oshima, Japan, 9-11, 11-7, 8-11, 11-8, 11-9

Ma Long/Xu Xin, China, bt Liao Cheng-Ting/Lin Yun-Ju, Chinese Taipei, 12-10, 11-4, 13-11

Ovidiu Ionescu, Romania/Alvaro Robles, Spain, bt Alexandre Cassin/Emmanuel Lebesson, France, 8-11, 11-6, 12-10, 11-7

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