HUAY PUBLIC COMPANY LIMITED CHO THAVEE PUBLIC COMPANY LIMITED CHONBURI CONCRETE PRODUCT PUBLIC COMPANY LIMITED CHOW STEEL INDUSTRIES PUBLIC COMPANY LIMITED CHRISTIANI & NIELSEN (THAI) PUBLIC COMPANY

% - (0.51) 1.3 Sales and service income - Property development - Concrete products and others Baht 164.15 million Baht 175.45 million Baht (11.30) million (6.44) Baht 179.21 million Baht 78.56 million Baht

Project commercial operation, furthermore, EMC must make the payment up to 163 million baht to acquire the leasehold estate, land and building, from the Office of the Privy Purse, Bureau of the Royal

Ref. DBP. 024 / 2020 February 25, 2020 Subject : Clarification on Operating Results of Year 2019 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its

ที่ กตพ Ref. DBP. 073 / 2019 May 13, 2019 Subject : Clarification on Operating Results for the 1st quarter ending March 31, 2019 To : President The Stock Exchange of Thailand Diamond Building

Ref. DBP. 068 / 2018 May 14, 2018 Subject : Clarification on operating results for the 1st Quarter ending March 31, 2018 To : President The Stock Exchange of Thailand Diamond Building Products Public

COMPANY LIMITED CHONBURI CONCRETE PRODUCT PUBLIC COMPANY LIMITED CHONLAKISAKOL COMPANY LIMITED CHOTIWAT MANUFACTURING PUBLIC COMPANY LIMITED CHOW ENERGY PUBLIC COMPANY LIMITED CHOW INTERNATIONAL COMPANY

, Bangpongpang Sub- district, Yannawa District, Bangkok the land for development of the new office building plot of the Company’s land comprised of 5 title deeds, totaling an area of 5-0-22.6 rais, located on Rama

% 91.15 % - 2.61 1.3 Sales and service income - Property development - Concrete products and others Baht 100.89 million Baht 20.67 million Baht 80.22 million 388.10 Baht 88.75 million Baht 72.51 million

securities investment and futures contracts. The meeting had also deliberated on the matter of “Master Blueprint” and the guidelines to drive forward concrete results.Moreover, the Digital Infrastructure