Transaction on 16 June 2015. 2.The parties involved and the relationship with the Company Purchaser : World Corporation Public Company Limited Relationship : Listed companies Seller : Mr. Sawit Ketroj

) Transaction date : Within December 2017 (2) Transaction parties involved Buyer : Mrs. Suranee Teyateeti , the connected person to the Company Seller : Far East DDB Public Company Limited (3) Details of

Precedent. 2. Parties involved or Seller IGEN Engineering Co., Ltd. (“IGEN”) Not connected person. 3. Details of asset acquired Type Ordinary shares. Company‟s name IGEN Energy Co., Ltd (“IGEN-ENERGY

July, 2019. 2. The parties involved Lessee : JCK International Public Company Limited Lessor : The Treasury Department Relationship : The Lessor does not have any relationship with the Company and

., Ltd. (related company). Details of the transaction are as follows: 1. The date on which the transaction occurred: 1 April 2018 2. The parties involved: Name Relationship with the company Lessee

: 1. The date on which the transaction occurred: Year 2019 2. The parties involved: Name Relationship with the company Purchaser and Seller : Vanachai Group Plc. and its subsidiaries - Purchaser and

Firstwood Co., Ltd. (related company). Details of the transaction are as follows: 1. The date on which the transaction occurred: 1 October 2017 2. The parties involved: Name Relationship with the company

(Subsidiary) from connected persons and other persons , details are as follows; (1) Transaction date : Within November 2017 (2) Transaction parties involved Buyer : Far East DDB Public Company Limited Seller

Incorporation Public Company Limited and its subsidiaries Transaction Date : 24 November 2017 Parties Involved : Lessee : Sappayasith Company Limited (“SAP”) Lessor : PA Management and Consultant Company Limited

Firstwood Co., Ltd. (related company). Details of the transaction are as follows: 1. The date on which the transaction occurred: 1 January 2018 2. The parties involved: Name Relationship with the company