Researched and scaled up a single-machine system to multiple machines of a forum-search-related project at Web Search & data Mining group (WSM), improved some modules from the research aspect. (C, C++,Windows,Machine Learning, Information Retrieval) Made friends with dozens of smart guys with diversity background from each corner of the world, and improved great in communication , especially in English. Taked courses on Machine Learing and Statistic Summer School held by MSRA, Peking University and Stanford University.