Caution sign remained Subject : Sign remained CB Security symbol - WAVE EXPONENTIAL PUBLIC COMPANY LIMITED (WAVE) The cause has not been resolved CB. : - Shareholders' equity < 50% of paid-up capital. Yearly Financial Statements Ending 31 December 2024 The cause has been resolved CB. : - Yearly net profit or yearly shareholders' equity is not less than 100% of paid-up capital. Yearly Financial Statements Ending 31 December 2025 Sign remained on (date) : 05-Mar-2026 ______________________________________________________________________ Caution Sign lifted Subject : Sign lifted CB Security symbol - ITALIAN-THAI DEVELOPMENT PUBLIC COMPANY LIMITED (ITD) Reason CB : - Yearly net profit or yearly shareholders' equity is not less than 100% of paid-up capital. Yearly Financial Statements Ending 31 December 2025 Sign lifted on (date) : 05-Mar-2026 Caution Sign lifted Subject : Sign lifted CS Security symbol - ITALIAN-THAI DEVELOPMENT PUBLIC COMPANY LIMITED (ITD) - WAVE EXPONENTIAL PUBLIC COMPANY LIMITED (WAVE) Reason CS : - The auditor has expressed the opinion. Yearly Financial Statements Ending 31 December 2025 Sign lifted on (date) : 05-Mar-2026 Proceed information Proceed : - The listed securities which have been posted mentioned sign(s), shall be purchased with Cash Balance account only (each member must ensure that its customers pay the full amount in cash prior to trading.) from the date of sign posting until elimination of such event. - Paid-up capital is paid-up capital deducted by discount on share capital and/or discount from business restructuring. ______________________________________________________________________