, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q2/2017 which changing over 20% from the same period last year as follows ; Unimit and its

, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q3/2017 which changing over 20% from the same period last year as follows ; Unimit and its

, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for 2017 which changing over 20% from the same period last year as follows ; Unimit and its

. Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q1/2019 which changing over 20% from the same period last year as follows ; Unimit

. (Revised) Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q1/2019 which changing over 20% from the same period last year as follows

result. Dear sir, We, Unimit Engineering Public Company Limited (UEC) , would like to clarify the change in operating result for Q3/2018 which changing over 20% from the same period last year as follows

3323 No. PACE IR 2020/01 Date: 25 August 2020 Subject: Explanation of the Operating Results for the three-month period ended 30 September 2019 changing over 20% To: The President The Stock Exchange of

Ratio 2017 Ratio Increase / (Decrease) Amount Ratio Service revenue 1,832.11 100.00% 1,396.37 100.00% 435.74 31.21 Other income 18.00 0.98% 5.96 0.43% 12.04 202.01 Cost of service 1,454.70 79.40% 1,054.29

June 2019 Ratio 2018 Ratio Increase / (Decrease) Amount Ratio Service revenue 537.80 100% 429.18 100% 108.62 25.31 Other income 8.39 1.56% 6.53 1.52% 1.86 28.53 Cost of service 460.91 85.70% 331.19 77.17

(0.24) million due to most customers in the government sector changing their bidding process to E-bidding which has lower cost and expense. (Unit : Million Baht) 2018 2017 Change % Change Revenue from