Enclosure: 1. Information Memorandum Re: Acquisition of Assets of T.K.S. Technologies Public Company Limited (Schedule 1) (Second Amendment) 2. Information Memorandum Re: the Allocation of the Newly-Issued

Ref.No.IVL001/08/2019 8th August 2019 President The Stock Exchange of Thailand Subject: Acquisition of Integrated Oxides and Derivatives Businesses/ Assets Enclosure: Information concerning the Acquisition of

., 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

ไฮเทค จาํกัด (มหาชน) AAPICO HITECH PUBLIC COMPANY LIMITED October 9, 2018 Subject: Notification of the additional investment in Sakthi Global Auto Holdings Limited (Amendment with Enclosure) To: The

Shareholders in Proportion to their Respective Shareholdings and Convening of the Extraordinary General Meeting of Shareholders No. 1/2018 To: President The Stock Exchange of Thailand Enclosure: 1. Information

Stock Exchange of Thailand Enclosure: 1. Information Memorandum Re: Acquisition of Assets of T.K.S. Technologies Public Company Limited (Schedule 1) 2. Information Memorandum Re: the Allocation of the

of Thailand Enclosure : 1. Financial Statements for the Second quarter ended June 30,2017 2. Management Discussion and Analysis Nawarat Patanakarn Public Company Limited would like to submit Reviewed

: “Information Disclosure and Practice of Listed Companies in Acquisition or Disposal of Asset B.E. 2547”. The Company, therefore, obtains duty to disclose information of such transaction as per the enclosure

of such transaction as per the enclosure herewith. Please be informed accordingly. Sincerely yours, -WICHIT TECHAKASEM- (Dr. Wichit Techakasem) Managing Director Authorized Person to Disclose

Company Limited and schedule of Date of EGM No 1/2018 (Revised) To: The President The Stock Exchange of Thailand Enclosure: Information Memorandum on the disposal of shares and connected transaction in Thai