business is construction work which has all scope of work on Engineering drawing, Procurement machine and equipment, and Construction management to serve all client requirement in every construction process

Group’s business is construction work which has all scope of work on Engineering drawing, Procurement machine and equipment, and Construction management to serve all client requirement in every construction

and scope of the connected persons’ interests : (1) Land and Houses Public Co., Ltd. is a major shareholder of the Company in a portion of 24.98% (as of April 25 , 2019) (2) Mr.Naporn

persons and the description and scope of the connected persons’ interests : (1) Land and Houses Public Co., Ltd. is a major shareholder of the Company in a portion of 24.98% (as of April 25 , 2019) (2

totals Baht 357,000,000 as a consideration of the first portion of S-TREK shares does not correspond with the current market price and causes Mr. Jirasak to be in a disadvantage position in entering into

share 4.4 Number of purchased shares Detail Shareholding before the Transaction Shareholding after the Transaction Ordinary Shares Portion of Shares (%) Ordinary Shares Portion of Shares (%) 1. PRG

construction contracts by segment portion for Quarter 3 2018 – 2017 (Unit: Million Baht) Category Quarter 3 2018 Percent(%) Quarter 3-2017 Percent (%) EPC service 101.21 31.96 198.22 71.84 SMP & E&I service

The Company will purchase the first portion of the Sale Shares from the Seller in the amount of 10,710,000 shares, equivalent to 35.7 percent of the total sold shares of S- TREK, for the total value of

1,414,878,111.11, with a loan period of 5 years3 (the “Financial Assistance”). Under the Credit Agreement, the Company is entitled to draw 3 portions of the loan as follows: 1. The first portion of the loan is in

) director out of three (3) directors of BCB. With respect to additional portion of 6% of total shares in BCB, the Company will further acquire such shares in BCB in accordance with the approval of the board