1 ( Translation ) Ref. NEP146-2017 October 25, 2017 Subject : Resolutions of the Board of Directors approving the capital decrease, the capital increase, the allotment of newly issued ordinary shares

ordinary shares of IGEN Engineering Company Limited (“IGE”) from Electric Solutions (S) PTE. LTD. Company Limited (“ES”) is the amount of 378,000 shares which equal to 14 % of the total paid-up shares of IGE

Share Purchase Agreement (“SPA”) to sell 3,249,998 shares (40.51 percent of the total SBITO’s shares) was signed on July 31, 2017, in which 1,604,444 shares were sold in phase one at the price of 71.49

Page 1 of 2 Ref.GEL.CS.014/2561 9th May 2018 Subject: :The disposition of the common shares held in Prinda Public Company Limited To: :President The Stock Exchange of Thailand Regarding to the Board

related persons 5.1 Mrs.Pensri Phattakayon 0.02 % shares held as the mother of Miss Yada Phattakayon , as the Director 0.29% shares held 5.2 Mrs. Chotika Sirikwanchai 0.07 % shares held as the daughter of

(-Translation-) Ref. No. U.SET 033/2018 September 4, 2018 Subject : Acquisition of 50 percent of ordinary shares in UBM + VH Hotels GmbH To : The President The Stock Exchange of Thailand U City

of shareholding proportion by buying of 23% newly issued common shares of Ekachai International Co., Ltd., which is Ekachai Medical Care PCL. subsidiary. To : Directors and Manager The Stock Exchange

(-Translation-) Ref. No. U.SET 001/2019 January 7, 2019 Subject : Acquisition of ordinary shares in Glamford Investments sp. z o.o. To : The President The Stock Exchange of Thailand U City Public

(-Translation-) Ref. No. U.SET 022/2019 September 20, 2019 Subject : Acquisition of ordinary shares in Trebren Investments Sp.z.o.o. To : The President The Stock Exchange of Thailand U City Public

trading activities of ABC shares were inconsistent with normal market conditions. As a result, the closing price jumped from 2.38 baht to 7.80 baht and the daily trading volume significantly increased from