for the year ended December 31, 2019 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the audited financial statements of WIIK Public Company Limited “the Company

แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CS016/2017 August 11, 2017 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for the

laws, regulation and relevant notification of the Securities and Exchange Commission and the SET. Please be informed accordingly. Sincerely Yours, Cholapan Vongsing (Mr. Cholapan Vongsing) Chief

. (“Aukkrarawat”) To: President The Stock Exchange of Thailand In reference to: Clarification Letter on the Information in the Financial Statements Quarter 3 , ended 3 0 September 2 0 1 7 , as inquired by the Stock

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 9 May 2019 Re: To clarify the financial statements as of 31 March 2019 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

No. CAZ 015-2019 13 August 2019 Subject: Management Discussion and Analysis 2nd Quarter ended 30 June 2019 Attention: The President The Stock Exchange of Thailand CAZ (Thailand) Public Company

President The Stock Exchange of Thailand PACE Development Corporation Public Company Limited (“the Company”) would like to report the operating results for the third quarter of the year 2018 ended 30

Microsoft Word - SET-AIS-CP 007-2020 Acquisition of spectrum license.docx (Translation) AIS-CP 007/2020 19 February 2020 Subject: Acquisition of spectrum license To: President The Stock Exchange of

Exchange of Thailand CAZ (Thailand) Public Company Limited (“the Company”) and its Subsidiary (“the Group”) would like to clarify the change in operating result for the year ended 31 December 2019, which

-1 1 Ref. LPN/SorKor/119/2563 7th May 2020 Re: Financial Statements Analysis Report Q1/2020 Dear: President The Stock Exchange of Thailand L.P.N. Development Public Co.,Ltd. would like to submit the