Who are the top four men's singles in the World Table Tennis Championships?

25th venue: Dortmund, Germany (1959.3.20-3.29) Men's singles champion: Rong Guotuan (China) 26th venue: Beijing, China (1961.4.5-4.14. 38+04) Men's singles champion: Zhuang Zedong (China) 28th competition venue: Ljubljana, Yugoslavia (1965.4. 15-4.25) Men's singles champion: Zhuang Zedong (China) 32nd competition venue: Sarajevo, Yugoslavia (1973 ... Location of the 36th Session: Novi Sad, Yugoslavia (1981.4.14-4.26) Men's singles champion: Guo Yuehua (China) Location of the 37th Session: Tokyo (1983.4.28-5.9). Men's singles crown: Jiang Jialiang (China) The 39th session venue: New Delhi (1987.2.6-2. 16) The 43rd session venue: Tianjin, China (1995.5./kloc). Eindhoven, Netherlands (it should have been held in Belgrade, Yugoslavia, because of the war) (1999.4.24-5.5) Title of men's singles: Liu (China) 46th competition venue: Osaka, Japan (April 23rd-May 6th, 2000) Title of the 48th men's singles: Wang (China) Wang Di.