foreign exchange rate. The consolidated other income in 3Q2017 was 1.85% of net sales, gradually decreased from 1.95% in 3Q2016. The consolidated other income for 9M2017 was THB 242.96 million, improved by

Page 1 of 4 No. RJH – SET 14/2017 10 November 2017 Subject : Management Discussion and Analysis for the 3rd Quarter of 2017 ending 30 September 2017 To : The President The Stock Exchange of Thailand

3323 No. PACE IR 2020/01 Date: 25 August 2020 Subject: Explanation of the Operating Results for the three-month period ended 30 September 2019 changing over 20% To: The President The Stock Exchange of

April 27th, 2021 No. ACC/HO 008/64 Topic: Management Discussion and Analysis for the Quarter of 1/2021 To: President The Stock Exchange of Thailand During the first quarter of 2021 a new wave of

private equity firms, or the “SME Startup PE VC” working group, was set up. The group, comprising representatives from various government and private agencies, including the Stok Exchange of Thailand

: The President The Stock Exchange of Thailand Aapico Hitech Public Company Limited (“the Company”) would like to clarify the consolidated financial statements of the Company for the fiscal year 2019

: President The Stock Exchange of Thailand CH. Karnchang Public Company Limited (“the Company”) and its subsidiaries would like to clarify the consolidated operating result and financial position for the year

February 28, 2019 Subject: Managing Discussion and Analysis for Year2018 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

: The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its subsidiaries for the first

May 15, 2019 Subject: Managing Discussion and Analysis for Q1/2019 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and