Company has increased sales. Please be informed Yours sincerely, (Ms. Sineemas Sotpiparpnukul) Chief Executive Officer Authorized Director

(Form 61-2) (The same form as submitted to the SEC Office for approval request, which contains current information, is acceptable). For your kind consideration. Yours sincerely, Signature

(Form 61-2) (The same form as submitted to the SEC Office for approval request, which contains current information, is acceptable). For your kind consideration. Yours sincerely, Signature

Yours sincerely, (Ms. Sineemas Sotpiparpnukul) Chief Executive Officer Authorized Director

Yours sincerely, ( Ms.Sineemas Sotpiparpnukul ) Chief Executive Officer Authorized Director

has increased sales. Please be informed Yours sincerely, (Ms. Sineemas Sotpiparpnukul) Chief Executive Officer Authorized Director

sincerely, ( Ms.Sineemas Sotpiparpnukul ) Chief Executive Officer Authorized Director

accordingly. Yours sincerely, -Signature- (Mr. Slib Soongswang) Chief Executive Officer Authorized Signatory Attachment 1 (F 53-4) -Translation- 1/6 Capital Increase Report Form Hydrotek Public Company Limited

change of the determination of such dates and time to be made as appropriate. Please be informed accordingly. Yours sincerely, -Signature- (Mr. Slib Soongswang) Chief Executive Officer Authorized Signatory

change of the determination of such dates and time to be made as appropriate. Please be informed accordingly. Yours sincerely, -Signature- (Mr. Slib Soongswang) Chief Executive Officer Authorized Signatory