No. U.SET 002/2018 January 8, 2018 Subject: Setting up a new subsidiary To : The President The Stock Exchange of Thailand U City Public Company Limited (the “Company”) would like to inform you that

(-Translation-) Ref. No. U.SET 030/2018 27 June 2018 Subject: Setting up of a new subsidiary To: The President The Stock Exchange of Thailand U City Public Company Limited (the “Company”) would like

ที่ ITV / 2545 - Translation - AIS-CP 015/2020 18 June 2020 Subject: Establishment of new joint venture and subsidiary company To: President The Stock Exchange of Thailand Advanced Info Service Plc

Rights, Republic of Indonesia (Menteri Hukum dan Hak Asasi Manusia, Republik Indonesia) for the establishment of a new subsidiary known as PT INGRESS INDUSTRIAL INDONESIA (“the New Company”) for the

THB 10 million Shareholder structure before and after the transaction: Shareholders Existing shareholders New shareholders No. of Share % Holding No. of Share % Holding Nation International Edutainment

-time incurred of approximately Baht 12 million. In addition, the opening of the new Medical Excellence Center and the expansion of the subsidiary’s laboratories have driven the cost of service, expertise

Microsoft Word - ?????????????? ?????????????????????????? EN No. GTB 006/2019 4 April 2019 Subject: Incorporation of a new joint venture company To: President The Stock Exchange of Thailand Getabec

international market especially from USA and Japan that require premium products. 2 Aeroklas’s revenue from sale expands from domestic and international market due to marketing of core products and new product

customers through the use of online systems and still getting more new customers. Cost of Sales for Q1 / 2021 and Q1 / 2020 was 395.18 million baht and 376.05 million baht, respectively. It increased 19.13

(-Translation-) Ref. No. U.SET 035/2018 September 13, 2018 Subject: Setting up a new subsidiary To: The President The Stock Exchange of Thailand U City Public Company Limited (the “Company”) would