2 (UNOFFICIAL TRANSLATION) Codified up to No.4 As of 14 December 2012 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for

(UNOFFICIAL TRANSLATION) Codified up to No.4 As of 14 December 2012 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for

(UNOFFICIAL TRANSLATION) Codified up to No.4 As of 14 December 2012 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for

, Nhge An, Vietnam To: President The Stock Exchange of Thailand On 28 May 2018, WHAUP Nghe An Joint Stock Company (“WHAUP Nghe An JSC”), an indirect subsidiary of WHA Utilities and Power Public Company

TRANSLATED VERSION codified up to No.2 as of July 21, 2014 12 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference

TRANSLATED VERSION codified up to No.2 as of July 21, 2014 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference

TRANSLATED VERSION codified up to No.2 as of July 21, 2014 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference

TRANSLATED VERSION As of March 31, 2015 12 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. Notification of the

TRANSLATED VERSION As of March 31, 2015 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. Notification of the

Section 104 Securities and Exchange Act B.E. 2535 Section 104. A securities company shall appoint directors or managers or enter into an agreement with other persons, giving the power, either in