., and Schedule for the EGM of Shareholders No. 1/2019 To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of Assets and

., and Schedule for the EGM of Shareholders No. 1/2019 (Revised) To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of

., and Schedule for the EGM of Shareholders No. 1/2019 (Revised2) To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of

., and Schedule for the EGM of Shareholders No. 1/2019 (Revised3) To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of

received the Top Innovative Organization Award 2018, which was arranged by National Innovation Agency (Public Organization), The Stock Exchange of Thailand (SET), Market for Alternative Investment (MAI) and

/2019 (additional) To Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) Regarding the Purchase of the Ordinary Shares of KPN

/2019 (2nd additional) To Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) Regarding the Purchase of the Ordinary Shares of

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รการชําระหุ้นสามญัเพิมทนุ 1 หุ้นมีพื นฐานบนมลูค่าหุ้นของ SGAH ซึงคาํนวณจากมลูค่ากิจการของ SGAH (Enterprise Value) โดยมลูคา่ของกิจการตามทีตกลงไว้ใช้การประเมินโดยใช้อตัราสว่นมลูคา่กิจการตอ่กําไร จากการดาํเนนิ