Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No VIBHA Mrs. Yada Putthkayon Disposition Convertible

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No CEN Mr. chinchana leenabunjong Acquisition Convertible

Acquisition Convertible securities 3.072 8.661 11.733 13/12/2021 3.072 8.661 11.733   246015122112-1 RWI CAPITAL ENGINEERING NETWORK PUBLIC COMPANY LIMITED Disposition Stock 65.006 0.4194 64.5865 08/12/2021

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No INSET Mr. BOONSMIT PUKHANASUT Acquisition Convertible

Convertible securities 0 3.7404 3.7404 14/12/2022 0 3.7404 3.7404 The acquirer will make a tender offer. 246022152212-1 IND Doctor Chainarong Na lamphun Acquisition Stock 29.4114 1.1428 30.5542 14/12/2022

Disposition Stock 16.474 8.2287 8.2452 06/10/2021 16.474 8.2287 8.2452   246013832110-1 MVP Mr. VICHAI SERMTHAVISUB Acquisition Convertible securities 0.7 4.5 5.2 22/07/2021 0.7 4.5 5.2   246012402107-1 Stock

46.78 million to Baht 94.05 million for the quarter ended 31th March 2018 compared to Baht 47.27 million for 2017. The increment of revenue is the result of higher backlog and higher delivery from

2.67 million to Baht 96.72 million for the quarter ended 31th March 2019 compared to Baht 94.05 million for 2018. The increment of revenue is the result of backlog and higher delivery from customer and

Organization on Leveraging Modern Technology in Work Processes or Service Delivery Award; and                 (4) Outstanding Organization on e-Participation Promotion Award.The SEC is committed to

when in fact GGC received only partial or no delivery of the raw materials. Nevertheless, it was recorded in the company’s accounting system that the raw materials were fully delivered. In addition