A delegation from the Key Laboratory of Colloid and Interface Chemistry, Ministry of Education, led by Prof. Hao Jingcheng, attended the 4th Asian Conference on Colloid and Interface Science, held in the Conference Center of the Cheng Kung University (Taiwan, China) on November 23-26, 2011. 155 participants were from 20 countries and regions, including China, Sweden, Spain, Portugal, India, Japan, Korea, Singapore, Thailand and Pakistan. Prof. Hao Jingcheng gave an invited lecture:, Prof. Huang Xirong, Prof. Zhang Renjie and Dr. Du Na gave oral reports. Prof. Xu Guiying, Prof. Yuan Shiling, Prof. Tan Yebang, Prof. Yu Li, Prof. Wu Xia and Assoc. Prof. Song Aixin also showed their results. Achievement from the delegation arose great attention of participants around the world.