Bases Calculation Formula 1. Net Tangible Assets (NTA) = (Sum of percentage of shares to be acquired x Net value of the asset of the Seller) x 100 / Net asset value of the Buyer 2. Net Profit after

Total (Baht) Buyer 1. ZW POWER COMPANY LIMITED (“ZW”) 24,990 10.00 249,900 “CWTG” 2. ZW POWER COMPANY LIMITED (“ZW”) 1,224,509 2.50* 3,061,272.50 “CWTG” Total 1,249,499 3,311,172.50 * 1. Par value of “GP

- Translation- June 11, 2019 Subject: Notification the Acquisition of share of BS Myco Biotech Company Limited. (Additional Information Memorandum Concerning the Acquisition of Assets) To: Director and Manager

Transaction is considered as an acquisition of material assets pursuant to the Notification of the Capital Market Supervisory Board Notification No. TorJor. 20/2551 Re: “Rules on the Entering into Material

Acquisition and Disposition of Assets of the Company due to the investment in Seahorse Ferry Company Limited. Attention: President, The Stock Exchange of Thailand According to the resolution of the Board of

/2019 regarding the Acquisition and Disposition of Assets of the Company due to the investment in Energy Revolution Company Limited. Attention: President, The Stock Exchange of Thailand According to the

/2019 regarding the Acquisition and Disposition of Assets of the Company due to the investment in Energy Revolution Company Limited. (Revised) Attention: President, The Stock Exchange of Thailand

considered as the asset of a listed company - according to the Capital Market Commission No. Tor Chor 20/2551 regarding “rules on transactions with significant acquisition and disposition of assets”, and

considered as an acquisition of assets in accordance with the Notification of the Capital Market Supervisory Board No. TorJor. 20/2551 Re: Rule on Entering into Material Transactions Deemed as Acquisition or

derives in Philippines. Details are as follow: Buyer (Remained No Change) Cal-Comp Electronics (Philippines) Inc. (“CCPH”), a wholly-owned subsidiary of the Company Seller (Remained No Change) Kinpo