Stock Exchange of Thailand Reference: Letter No. OP. 435/ 2019 dated 12 December 2019 on the entering into the Conditional Share Purchase Agreement for the acquisition of a majority shareholding in PT

may be greater. As a result, the company is required to disclose information memorandum pertaining to the transaction to the Stock Exchange of Thailand, together with appointing an Independent Financial

Limited. The Company has already registered the changes to the Department of Business Development, Ministry of Commerce on April 17, 2019. In this regard, the Company still uses the same stock symbol “RATCH

) -2- “mutual fund rating”2 means giving advice or opinion or suitability of investment in a mutual fund in comparative value and may be giving a sign or other symbol for supplementing such advice or

Derivative Warrants | NIKKEI41P2603C | DERIVATIVE PUT WARRANTS ON NIKKEI 225 STOCK AVERAGE INDEX ISSUED BY JPMORGAN SECURITIES (THAILAND) LIMITED LAST TRADING IN MARCH 2026 # C | NIKKEI 225 STOCK

Derivative Warrants | NIKKEI41P2603B | DERIVATIVE PUT WARRANTS ON NIKKEI 225 STOCK AVERAGE INDEX ISSUED BY JPMORGAN SECURITIES (THAILAND) LIMITED LAST TRADING IN MARCH 2026 # B | NIKKEI 225 STOCK

Derivative Warrants | NIKKEI41C2603B | DERIVATIVE CALL WARRANTS ON NIKKEI 225 STOCK AVERAGE INDEX ISSUED BY JPMORGAN SECURITIES (THAILAND) LIMITED LAST TRADING IN MARCH 2026 # B | NIKKEI 225 STOCK

Derivative Warrants | NIKKEI41C2603C | DERIVATIVE CALL WARRANTS ON NIKKEI 225 STOCK AVERAGE INDEX ISSUED BY JPMORGAN SECURITIES (THAILAND) LIMITED LAST TRADING IN MARCH 2026 # C | NIKKEI 225 STOCK

Derivative Warrants | NIKKEI41P2603A | DERIVATIVE PUT WARRANTS ON NIKKEI 225 STOCK AVERAGE INDEX ISSUED BY JPMORGAN SECURITIES (THAILAND) LIMITED LAST TRADING IN MARCH 2026 # A | NIKKEI 225 STOCK

Derivative Warrants | NIKKEI41C2603A | DERIVATIVE CALL WARRANTS ON NIKKEI 225 STOCK AVERAGE INDEX ISSUED BY JPMORGAN SECURITIES (THAILAND) LIMITED LAST TRADING IN MARCH 2026 # A | NIKKEI 225 STOCK