The most books signed by one author in a single session is 4,649 by Sammy Lee (Hong Kong), who signed his book “Autopilot Leadership Model” in Shenyang, Liaoning, China, on 19 January 2013.

The event ran from 7.00 a.m. to 8.00 p.m. It took 11 hr 42 min 58 sec to finish the signing process.