2013.2.9 CHARLS national baseline data release

2012.7-8 3nd CHARLS training program, user conference and advisory Committee Meeting

2012.7-8 Field work of follow-up survey in Zhejiang and Gansu

2011.7-8 2nd CHARLS training program, user conference and advisory Committee Meeting

2011.5-2012.3 Field work of national baseline survey

2009.7 2nd International Conference on Health and Retirement in China

2009.4.30 Pilot data release

2008.7-9 Pilot, field work in Zhejiang and Gansu, face to face interview and nurse visit

2007.3 1st International Conference on Health and Retirement in China

2007 Raising funds, staffing office, revising questionnaires, pretests