Tournament name: Proton Malaysia Open 2011
Date of tournament: 18th -- 23th January 2011
Tournament city: Kuala Lumpur
Men's Singles winner: Lee Chong Wei
Women's Singles winner: Wang Shi Xian
Men's Doubles winner: Chai Biao / Guo Zhendong
Women's Doubles winner: Tian Qing / Zhao Yunlei
Mixed Doubles winner: He Hanbin / Ma Jin