addition of the agendas of the Extraordinary General Meeting of Shareholders No. 1/2019 and/or alteration of the date on which the shareholders recorded are entitled to the right to attend the Extraordinary

of R&D Building 5th Floor, 60 Moo 8, Sethakij Road, Tambon Klong Maduea, Amphoe Krathum Baen, Samut Sakhon, Thailand to consider the above agendas. Please be informed accordingly. Sincerely yours

), which is issued and allotted to the existing shareholders on pro rata basis, totaling not exceeding 12,000,000 shares Agenda 17 Any other matters (if any) Remark 1. For more details of the agendas of the

agendas of the meeting No.5, 6, 7 and 8, they could be studied from the letter that the Company informed to the Stock Exchange of Thailand dated February 27, 2019 and dated March 4, 2019. 2. For more

Floor, The Grand Fourwings Convention Hotel Srinakarin. The agendas of the meeting are as follows: Agenda 1 Matters to be informed by the Chairman Agenda 2 Consider and adopt the minutes of the Annual

/2019 to be on 28 November 201 at Srinakarin Room 1 9th Floor, The Grand Fourwings Convention Hotel Srinakarin. The agendas of the meeting are as follows: Agenda 1 Matters to be informed by the Chairman

9th Floor, The Grand Fourwings Convention Hotel Srinakarin. The agendas of the meeting are as follows: Agenda 1 Matters to be informed by the Chairman Agenda 2 Consider and adopt the minutes of the

agendas of the Extraordinary General Meeting of Shareholders No. 1/2018 as follows: Agenda 1 Message from the Chairman to the meeting 7 Agenda 2 To consider and adopt the minutes of the 2017 Annual General

Shareholders No. 1/2018 on January 18, 2018 at 10.30 pm. at Arnoma Grand Room, 3rd Floor, Arnoma Hotel, Rajdamri Road, Pathumwan, Bangkok. The agendas will be as follows: Agenda 1 The matter to be informed by

agendas will be as follows: Agenda 1 The matter to be informed by the Chairman of the Board of Directors Agenda 2 To consider and certify the minutes of the 2017 Annual General Meeting of Shareholders