Arrangement, Operating Systems, and Providing Services to Clients of Securities Companies and Derivatives Intermediaries dated 6 September 2013, the SEC Office hereby issues this Notification, as follows

Global Green Chemicals Public Company Limited Management Discussion and Analysis For the Operating Results of 1Q2020 P a g e | 2 - Management Discussion and Analysis 1Q2020 - Executive Summary In

June 2020 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for the second quarter ended 30 June

of Thailand 1. Analysis of Operating Results and Financial Position for the Company and its subsidiary 1.1 Analysis of Operating Results for the Company and its subsidiary for the 3-month period ended

Discussion & Analysis Q1/2022 Operating Highlights in Q1/2022 Q1/21 Q1/22 Change +/(-) (THB million) %YoY Operating Revenue 179 198 11% Gross Profit 105 120 14% EBITDA 57 58 2% Net Profit (Loss) for the

% Net interest margin 2.33% 2.34% 2.31% (0.01)% 0.02% 2.34% 2.33% 0.01% Net fees and service income to operating income ratio 21.3% 24.1% 22.7% (2.8)% (1.4)% 22.7% 23.7% (1.0)% Expense to operating income

due to COD of both phases of IRPC-CP and the better performance of Rayong Central Utility Plants as the industrial users are operating normally compared to the maintenance shutdown in Q1/2017. In

company increased by Baht 1,154 million or 118% from Q4/2018 and increased by Baht 646 million or 43% from Q1/2018. The increase was mainly due to improved operating results of the Sriracha Power Plant and

November 13, 2006 February 28, 2018 Subjects : Clarification of operating results for the Year 2017 Attention : The Director and Manager of the Stock Exchange of Thailand The Consolidated net profit

POST 006/2018 Monday 5th March 2018 To The President The Stock Exchange of Thailand Subject: Operating Results Clarification on the Percentage of Changes Exceeding 20% of Bangkok Post Public Company