. Notification of the Office of the Securities and Exchange Commission No. SorChor. 24/2555 Re: Approval of Appraisal Company and Lead Appraiser Contributing [Asset Evaluation] for Capital Market Transaction

undertaking and details of asset appraisal Attachment 5: Unabridged policy and guidelines on corporate governance and unabridged code of business conduct prepared by the Company Attachment 6: Report of the

III Road, Alley 23, Bangklo Sub-district, Bangkorlaem District, Bangkok SASCO Siam Appraisal and Service Company Limited BKKPA Bangkok Property Appraisal Company Limited Independent Financial Advisor or

land from Mr. Niphon charoenkij Director of KCM at appraisal value of 3.09 MB, which was assessed by SEC listed appraisal company in capital market. This transaction is the Company’s related party

, 2018 Government Land Appraisal Price : 28,605,000.00 Baht or 500,000.00 Baht/rai -Buyer: Miss Wantanee Worawiwat 59/4 Mu 1 Tambon Na Ta Khwan, Muang Rayong, Rayong Province. It is not a related party to

. (approved by the Office of the SEC) Valuation for accounting purposes on December 20, 2018 Government Land Appraisal Price : 28,605,000.00 Baht or 500,000.00 Baht/rai Cost of Purchase Value : 11,600,770.70

period last year. The company’s profit from continuing operations was THB 11,105 million, increased byTHB 3,571 million from the same period last year, and the profit margin for the year ended December 31

from the previous year by 9.60 million Baht or 10.31%. The decrease is due to continuing slowdown of Non- Destructive testing services market since last year and decreased from the revenue from the

value of the consideration is derived from the price negotiated with the Purchaser, compared with the market value of Land and Buildings that are appraised by Rich Appraisal Co., Ltd., which is an

asset. Book value of land and Building : 52,826,320 baht (December 31,2017) Market value of land and Building : 280,180,000 baht (March 14, 2018) Appraiser : KTAC Appraisal and Services Co., Ltd. Standard