November 13, 2006 May 15, 2020 Subjects : Clarification of Operating Performance for the Q1/2020 Attention : The Director and Manager of the Stock Exchange of Thailand The Consolidated net profit of

building. Construction and service costs and Gross profit For the first six-month of 2019 and the first six-month of 2020, the company’s group had construction and service costs of 641.68 and 383.63 THB mn

(496.32) (61.33%) (645.04) (58.67%) (148.72) (23.06%) Gross Profit 282.35 34.89% 418.34 38.05% (135.99) (32.51%) Other Revenue 30.53 3.77% 36.08 3.28% (5.55) (15.38%) Selling Expense (128.46) (15.87

Commission building and interior construction for the Fine Arts Department building. Construction and service costs and Gross profit For the first nine-month of 2019 and the first nine-month of 2020, the

955.30% Gross Profit 418.34 38.05% 633.38 40.90% (215.04) (33.95%) Other Revenue 36.08 3.28% 38.79 2.50% (2.71) (6.99%) Selling Expense (175.92) (16.00%) (154.89) (10.00%) 21.03 13.58% Administrative

Baht 81.76 million, whereas net profit of Baht 161.84 million in the same period of prior year, mainly results from; 1. Revenue from sales increased by Baht 103.76 million because the Company has Revenue

-operating income and expenses 149 173 339 127% 96% 317 511 61% Shares of profit of associates and joint ventures 106 (68) 110 3% 262% 236 42 (82%) Income tax expenses (30) (254) (284) 851% 12% (76) (537) 611

2019 of 26.14%, has resulted in the company being able to recognize net profit for the company at 95.25% after the 22nd May 2019. Consequently, on the 19th June 2019, the Board of Directors has passed

8.48% comparing to 2017. Cost of Sales and Gross Profit Cost of sales for 2018 was THB 14,263.56 million, an increase of THB 112.64 million or 0.80% up from 2017 while gross profit in 2018 was THB

Profit (Including Extraordinary Items) 182.59 132.05 50.54 38.27 Extraordinary Items are as follows; (1) Less Gain on sale of unused land 10.18 - 10.18 100.00 (2) Plus Provision for employee retirement