construction service in oil and gas sector totaling of 755.07 Million Baht. On 19 January 2018, the Company also notify the project award of 73.76 Million Baht. (Refer to the Notification of project awarded

award of 643.68 Million Baht. (Refer to the Notification of project awarded letter no. CAZ 013-2562 on 18 July 2019) 3. Service income from Testing and Inspection service increased 3.37 Million Baht or

sector totaling of 1,103.54 Million Baht. On 25 April 2018 and 7 May 2018, the Company also notify the project award of 573.69 Million Baht. (Refer to the Notification of project awarded letter no. TG 086

Baht. On 12 October 2018 and 30 October 2018, the Company also notify the project award of 573.69 Million Baht. (Refer to the Notification of project awarded letter no. TG 192/2561 on 12 October 2018 and

Baht 6,563,700. Refer to the purchase of the said shares to eliminate the conflict of interest under the Notification of Capital Market Supervisory Board No. Tor Jor 39/2559 shall increase the Company's

(UNOFFICIAL TRANSLATION) Readers should be aware that only the original Thai text has legal force, and that this English translation is strictly for reference. Notification of the Capital Market

for reference. The SEC, Thailand cannot undertake any responsibility for its accuracy, nor be held liable for any loss or damages arising from or related to its use. ---------------------- Notification

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