ที่ BCH No. BCH.211/2017 8 November 2017 Subject : Explanation of the change in operating results of Q3/2017 which exceed 20% To : The President The Stock Exchange of Thailand Bangkok Chain Hospital

Thailand Bangkok Chain Hospital Public Company Limited (“the Company”) would like to report the operating results of the Company and its subsidiaries for the year ended 31 December 2017 which has been

companies from the Bank of Thailand; 2. Letters seeking legal opinion and invitation letters for seminars; 3. Research, risk monitoring from Bloomberg. ✓ 1.2 Sources of personal data The SEC Office receives

จงัหวดัสุรำษฎรธ์ำนี 84000 โทรศพัท ์077-295316-8 โทรสำร 077-295320 : 59/21-22 Moo 1 Leangmuang Rd., Bangkung, Muang, Suratthani Thailand 84000 Tel : 077 295316-8 Fax : 077-295320 ส ำนกังำนกรุงเทพ ฯ : 88 ซอยโย

December 2019 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for year ended 31 December 2019 which

1 (Translation) No. JKNGB-001-05/2020 May 13, 2020 Re: Execution of Connected Transaction between JKN Global Media Public Company Limited Attn.: President The Stock Exchange of Thailand Enclosure

request your consent. The SEC Office complies with appropriate security measures, for example, ISO27001 standards or NIST, etc. In case of any cross-border data transfer to destination country

620/5 Moo 11 Nongkham, Sriracha, Chonburi 20230 Thailand Tel. 66-38 480-020-1 FAX. 66-38 480-080 AF.012/2018 24 April 2018 Subject The Information of the connected transaction on receiving financial

620/5 Moo 11 Nongkham, Sriracha, Chonburi 20230 Thailand Tel. 66-38 480-020-1 FAX. 66-38 480-080 AF.06/2020 26 February 2020 Subject The Information of the connected transaction on receiving

620/5 Moo 11 Nongkham, Sriracha, Chonburi 20230 Thailand Tel. 66-38 480-020-1 FAX. 66-38 480-080 AF.07/2019 27 February 2019 Subject The Information of the connected transaction on receiving