May 11, 2018 Re: Management Discussion and Analysis for the period 3 months March 31, 2018 To: The Registrar , Stock Exchange of Thailand Patkol Public Company Limited: Management Discussion and

BOD Resolution 4_2018 EN_Connected Transactions_ITTC_v2 -Translation- 11 May 2018 Subject: Notification of a Related-Party Transaction To: President and Managing Director The Stock Exchange of

May 12, 2018 Subject : Management Discussion and Analysis for quarter ended March 31, 2018 Attention : President The Stock Exchange of Thailand 1. Operating Performance . Revenues (Thousands Baht

previous quarterly To: The President The Stock Exchange of Thailand Thailand's economic outlook for the year 2018 is likely to be bright. After seeing a clear recovery in the last quarter of last year

The Stock Exchange of Thailand The results of operations of Castle Peak Holdings Limited (CPH) and its subsidiaries in Q1/2018 compared to the results for Q1/2017 are classified by business as follows

. To : The director of the Stock Exchange of Thailand Ramkhamhaeng Hospital Public Company Limited would like to clarify the operation results, as follows: 1. Ramkhamhaeng Hospital Public Company Limited

ที่ กม (TRANSLATION) No. Gor.Mor. 25/2561 May 15, 2018 President The Stock Exchange of Thailand Dear Madam, Transaction of Warehouse Lease with Related Persons The Board of Directors’ Meeting of

Dear Directors and Managers The Stock Exchange of Thailand, C.I.Group Public Company Limited hereby reports financial statements for the first quarter ended March 31, 2018 as followed; Revenue The

: President of the Stock Exchange of Thailand The Board of Directors’ Meeting No. 3/2018 of Jasmine Telecom Systems Public Company Limited (the “Company”) held on May 15, 2018, has resolved to approve the

No No. CC20180505ELE May 15, 2018 Re: Clarification of the changes in operation performance for the first quarter ended 31 March 2018 Attn: The President The Stock Exchange of Thailand Cal-Comp