Communication & System Solution PCL.

No.	Name	Position	Number of Shares at 31 December 2024	Number of Shares at 31 December 2025	In 2025 Increase (Devrease)	Ratio of the Company's shares(%)
1	Mr.Sompong Kangsawiwat Director's spouse or minor	Chairman and Chief Executive Officer	208,148,836	208,148,836	-	17.70
2	Assoc.Prof.Pitipat Chataccaraphat (Ph.D.) Director's spouse or minor	Chairman of Audit Committee/ Independent Director	-	-	-	-
3	Mr.Chattaphum Khantiviriya Director's spouse or minor	Member of Audit Committee / Independent Director	-	-	-	-
4	Assoc.Prof.Prapart Praisuwanna Director's spouse or minor	Member of Audit Committee / Independent Director	-	-	-	-
5	Mr.Vuthichai Duangratana (Ph.D.) Director's spouse or minor	Member of Audit Committee / Independent Director	250,000	250,000	-	0.02
6	Mr.Opas Tiyawattanaroj Director's spouse or minor	Director	56,339,711	56,339,711	-	4.79
7	Mr.Kittirat Mekmanee Director's spouse or minor	Director	30,058,756 10,000,000	30,058,756 10,000,000	-	2.56 0.85
8	Ms.Panida Sawatwannarat Director's spouse or minor	Director	3,341,688	3,341,688	-	0.28
9	Ms.Nongnuch Temeesrisuk Director's spouse or minor	Director	1,502,928	1,502,928	-	0.13

No.	Name	Position	Number of Shares at 31 December 2024	Number of Shares at 31 December 2025	In 2025 Increase (Devrease)	Ratio of the Company's shares(%)
1	Mr.Sompong Kangsawiwat Director's spouse or minor	The President	208,148,836	208,148,836 -	-	17.70 0.15
2	Mr.Opas Tiyawattanaroj Director's spouse or minor	Managing Director Telecommunication	56,339,711	56,339,711	-	4.79
3	Mr.Kittirat Mekmanee Director's spouse or minor	Managing Director Business Group	30,058,756 10,000,000	30,058,756 10,000,000	-	2.56 0.85
4	Ms.Panida Sawatwannarat Director's spouse or minor	Managing Director Finance & Control Group	3,341,688	3,341,688	-	0.28
5	Ms.Nongnuch Temeesrisuk Director's spouse or minor	Managing Director Management & Corporate Governance Group	1,502,928	1,502,928	-	0.13