method  specified  in  the  Stock Exchange of Thailand Notification Re: Disclosure of  Information and Act of  Listed  Companies Concerning Acquisition or Disposition of Assets B.E. 2547 (2004) is equal to

  size,  based  on  the  calculation method  specified  in  the  Stock Exchange of Thailand Notification Re: Disclosure of  Information and Act of  Listed  Companies Concerning Acquisition or Disposition

size, based on the calculation method specified in the Stock Exchange of Thailand Notification Re: Disclosure of Information and Act of Listed Companies Concerning Acquisition or Disposition of Assets

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

the Stock Exchange of Thailand. Method Calculation Transaction Size (%) 1. Asset Value Method (NTA) NTA of the invested funds x proportion of the assets acquired Company’s NTA 0.03 2. Net Profit Method

15 percents and there is no newly issued share of in return of payment. However the company will report the transaction to the Stock Exchange of Thailand. Method Calculation Transaction Size (%) 1

. However, the company will 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

transaction is below 15 percents and there is no newly issued share in return of payment. However, the company will report the transaction to the Stock Exchange of Thailand. Method Calculation Transaction Size

cash flow method and comparable companies in Stock 12 Exchange of Thailand (SET) who have the similar type of business. Moreover, the conditional payment method will help to well mitigate the risk in