s new shares to be traded on May 23, 2012

Additional listed securities Subject : Additional listed shares Company name : BANGKOK CHAIN HOSPITAL PUBLIC COMPANY LIMITED (BCH) Old capital (baht) : 1,994,998,492.00 - Common stock (Unit: shares) : 1,994,998,492 Number of additional shares : - Common stock (Unit: shares) : 498,749,492 New capital (baht) : 2,493,747,984.00 - Common stock (Unit: shares) : 2,493,747,984 Par value (baht per share) : 1.00 Allocated for : The shareholders whose names appeared on the Record Date for determining the eligible shareholders for stock dividend which is scheduled to be on May 9, 2013 and the share register book closing date for collecting shareholders' names under Section 225 of the Securities and Exchange Act B.E. 2535 is scheduled on May 10, 2013, amounting to 498,749,492 shares. Ratio (Old share : Dividend shares) : 4 : 1 Trading date : 23-May-2013 ______________________________________________________________________