杭州、乌镇秋游   Autumn trip for Hangzhou & Wuzhen

 

                                           实验室万佛湖出游    Spring trip for Lake Wanfo

                                           2010年元旦活动    The Celebration for 2010 New year

 

                                           组员王振兴、耿志刚生日派对    Birthday party for group members