-29.07% Import 3,526,841 2,919,975 -17.21% Export 305,541 401,355 31.36% Consumption 5,628,593 4,226,064 -24.92% Source : Iron and Steel Institiute of Thailand, by Steel Business Intelligence Bar & Section

Public Company Limited entered into the MRT Blue Line Concession Agreement with the Mass Rapid Transit Authority of Thailand (the “MRTA”) on March 31, 2017 for the concession period of 33 years. The MRT

แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CS024/2017 November 10, 2017 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for

กรุงเทพฯ 10500 ประเทศไทย โทร 02-267-8222 แฟ็กซ์ 02-267-9048-9 Head Office : 88 PASO Tower, 24th Floor, Silom Road, Suriyawong, Bangrak, Bangkok 10500, Thailand Tel: 02-267-8222 Fax: 02-267-9048-9 ส านกังาน

quarter increased from the previous year from the commercial operation of various solar power plants both in Thailand and Japan, but decreased from the entering of rainy season which lowered the average

1 Ref: AC.042/2017 14 November 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

paid-up capital of HECH, Totally amount of Baht 450.00 million (HECH is entity established in Hong Kong and has subsidiary in Thailand, Gold Shores Company Limited (GS) which hold 34.62 percent of total

1 Ref: AC.004/2018 26 February 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

. (“Aukkrarawat”) To: President The Stock Exchange of Thailand In reference to: Clarification Letter on the Information in the Financial Statements Quarter 3 , ended 3 0 September 2 0 1 7 , as inquired by the Stock

entered into the MRT Blue Line Concession Agreement with the Mass Rapid Transit Authority of Thailand ( the “MRTA”) on March 31, 2017 for the concession period of 33 years. The MRT Blue Line Project