The Sperm Laboratory held a Farewell Party for Ms. Yu-Sang Cheah at the Yin Le Di KTV House on Oct. 23, 2010. From left to right: Mr. Hai-Tao Mao, Ms. Na Xu, Mr. Wei Wang, Ms. Ran Dang, Ms. Xiao-Xin Ma, Ms. Yu-Sang Cheah, Ms. Cong-Cong Hou (Annice C. Hou), and Dr. Wan-Xi Yang. Mr. Da-Hui Wang attended the party, he left before this picture was shot.