increase revenue from the services of the Company. Please be informed accordingly. Yours sincerely, (Mr.Domdej Sripinproach) Managing Director

presons in S.T.Management (2013) Co.,Ltd. Who have been the director and shareholder persons in Kuang Pei San Food Products PCL. Names Position in the company shares held 1. Mr.Kraisin Tohtubtiang

(2013) Co.,Ltd. Who have been the director and shareholder persons in Kuang Pei San Food Products PCL. Names Position in the company shares held 1. Mr.Kraisin Tohtubtiang Shareholder 18.42 % 2. Ms.Malika

: - Connected presons in S.T.Management (2013) Co.,Ltd. Who have been the director and shareholder persons in Kuang Pei San Food Products PCL. Names Position in the company shares held 1. Mr.Kraisin Tohtubtiang

ACC1/19-007 February 18, 2019 Subject: Management Discussion and Analysis for the year ended December 31, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

AC 52/07-003 ACC1/19-019 May 13, 2019 Subject: Management Discussion and Analysis Quarter 1 Ending March 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

AC 52/07-003 ACC1/18-048 November 12, 2018 Subject: Management Discussion and Analysis Quarter 3 Ending September 30, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech

Mr. Perajed Suwannapasri Between 2019 and 2020, Mr. Perajed Suwannapasri, while serving as a director and executive of Gift Infinite Public Company Limited (“GIFT”) (now renamed as RSXYZ PUBLIC

Mrs. Supritha Pai Kasturi Mrs. Supritha Pai Kasturi, Senior Manager - Finance & Accounts of Polyplex (Thailand) Public Company Limited (“PTL”), knows the information on PTL’s performance in the

and the spouse of director. Issuer : Vibhavadi Medical Center Public Company Limited. 3 The general characteristics of the transaction Transaction class : The issuing promissory notes to Specific