: Management explanation and analysis for the yearly ending 31 December 2018 Attention: The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited ( “ the Company” ) would like to

(Translation) NEP-AC 002/2560 9 November 2017 Subject : Management Discussion and Analysis for 3rd Quarter ended 30 September 2017 To : The President The Stock Exchange of Thailand Operating Result

result, the Company has the obligations to disclose the information memorandum to the Stock Exchange of Thailand (“SET”) and shall submit a written notice to its shareholders within 21 days from the date

and Analysis for Year Ending December 31, 2018 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 1/2019

November 14, 2019 Re: Clarification of the operating results of company and its subsidiaries for the three month period end March 31, 2019 To: President The Stock Exchange of Thailand K.C. Property

August 11, 2017 Re: Management Discussion and Analysis for the period 3 months June 30, 2017 To: The Registrar, Stock Exchange of Thailand Patkol Public Company Limited : Management Discussion and

2018 To : President The Stock Exchange of Thailand The Board Of Directors Meeting of J.S.P. Property Public Company Limited (“Company”) No. 11/2017 held on 10 November, 2017. Approved the connected

2018 (Additional) To : President The Stock Exchange of Thailand The Board Of Directors Meeting of J.S.P. Property Public Company Limited (“Company”) No. 11/2017 held on 10 November, 2017. Approved the

-9320 1 Ref: PLC 2019/009 August 8, 2019 Subject: Management Discussion and Analysis Quarter 2 Ended 30-June-2019 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

DOD BIOTECH PUBLIC COMPANY LIMITED 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 Page 1 (Translate) NO. DOD 030/2019 August 13, 2019 Subject: Clarification of the operating