Buri Province, area 57,0,84 rais Valuation Method for Selling Price : Mutually agreed market price Selling Value : 38,800,000.00 Baht or 678,200.00 Baht/rai Book Value : 70,370,000.00 Baht or

Capital Market Supervisory Board No. TorChor. 21/2551 Re: Rules on Connected Transactions and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and

pursuant to the Notification of the Capital Market Supervisory Board No. TorChor. 21/2551 Re: Rules on Connected Transactions and the Notification of the Board of Governors of the Stock Exchange of Thailand

August 30th, 2019 To : Managing Director The Stock Exchange of Thailand Re : The acquisition of investment in Nan-Ram Hospital Co.,Ltd. The board of directors of Ramkhamhaeng Public Co.,Ltd. held on

report the transaction to the Stock Exchange of Thailand. Method Calculation Transaction Size (%) NTA of the invested fund X proportion of the assets acquired 1. Asset Value Method (NTA) Company’s NTA 0.00

total Asset value of the Company. Thus, it is considered as transaction concerning acquisition and disposal of Asset in accordance with Notification of Capital Market Supervisory Board Ref. No. ThorJor

: President The Stock Exchange of Thailand Since the Board of Directors of Filter Vision Public Company Limited (“the Company” or “FVC”) dated December 14, 2017 resolved to approve the signing of Hi Healthcare

the debenture creditors, together with the valuation of machines by an appraiser who has been approved by the Securities and Exchange Commission (the "SEC"). The value of consideration has been

1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company To: President, The Stock Exchange of Thailand T.K.S. Technologies Public Company

person pursuant to the Notification of the Capital Market Supervisory Board No. TorChor. 21/2551 Re: Rules on Connected Transactions and the Notification of the Board of Governors of the Stock Exchange of