ChinaSite.com: 
Classmates & Schoolmates

• Overseas Chinese
• China's University BBS and Web Forums
• Chinese Hackers Organization.

includes the alumni from Tianjin Nankai High School, Chongqing Nankai High School, and Tianjin 2nd Nankai High School (the former Tianjin Woman Nankai High School).

• Universities' Alumni Address Book Guide

• Nankai University Alumni Association
• Tianjin University Alumni Association in North America

• Tianjin Medical University Overseas Communication CEnter

• Fudan University Overseas HomePage
• Radio Class '78 of Physics Department of Fudan University
• Fudan Electrical Engineering Department Overseas Alumni List
• Chicago Fudan Alumni Association
  • Fudan Electrical Engineering Department Overseas Alumni List
• CTUAA/JTUAA of North California was founded in Silicon Valley. Members consist of the alumni of Chiao-Tung (Jiaotong) University, including (Shanghai),  (Hsinchu), (Xian), (Northern), and (SouthWest) campuses, who currently live in the Northern California area of the United States.
• Chiao Tung (Jiao Tong) University Alumni Association - Midwest Chapter is the organization for the alumni of five Jiao Tong University campuses including Shanghai Jiao Tong University, Hsinchu Chiao Tung University, Xi'an Jiao Tong University, Northern Jiantong University, and Southwest Jiaotong University.
• Shanghai Jiao Tong University Overseas Alumni Association (U.S. Southeast Region)
• Tongji University United American Alumni Association

• Peking University Alumni

• (broken) Beijing University Alumni (Overseas)
• Association of Peking University Alumni (of New England)
• College of Life Sciences Alumni

• Tsinghua University Alumni

• Tsinghua Alumni Association (THAA) @Tsinghua.org
• Tshinghua University Alumni Directory
• Tsinghua University Alumni Association of Georgia

• North American BNU Alumni Association
• University of Science and Technology Beijing Alumni
• Northern Jiao Tong University and its Alumni Association
• Alumni of China University of Geosciences

• Overseas Alumni of Ocean University of Qingdao
• Silicon Valley Shandong University Alumni Association

• Jilin University Alumni Association   (Chinese GB Only)
• The Overseas Alumni Association of China Northeastern University
• Alumni Association of Northeastern University in Japan (Chinese, Japanese)
• Northeast Forestry University Overseas Alumni
• Harbin Engineering University
• Jilin University of Technology North America Alumni Association
• Inner Mongolia University Alumni Association International

• Sichuan Union University Alumni List
• Classmates of Class CS81 (1981 to 1985) in Sichuan University, Chengdu, Sichuan, China

• HuaZhong University of Science and Technology Alumni Association in North-America
• Hubei Medical University Overseas Alumni Association

• The University of Science and Technology of China (USTC) Alumni Foundation
• The University of Science and Technology of China (USTC) Alumni Association in Chicago
• Nanjing University Overseas Alumni
• Nanjing Institute of Communication College or PLA Communication Engineering College (95 Class 22 Platoon) BBS
• Southeast University North American Alumni Association
• Soochow University North America Alumni Association
• Yangzhou University Alumni Association

• Sun Yat-Sen University of Medical Sciences (SUMS) Overseas Alumni Home Page -- also called Zhongshan Medical University -- and their Sums Alumni Association (Headquarter)
• Xiamen (Amoy) University Alumni Association of America Home Page
• Zhongshan University Alumni Homepage

• The University of Michigan Chinese Alumni Association

is a service provided by World Trade Network Inc for the alumni of Chinese universities and high schools to register their names and addresses there.