Thailand Refer to the request from the Stock Exchange of Thailand for Global Service Center Public Company Limited (“the Company”) to clarify the outstanding balance between the Company and related party

. Revenue from services 796.8 874.4 -8.9% 2.1 Fully Outsourced Contact Center Management Service 540.4 647.0 -16.5% 2.2 Outsourced Contact Center Facility 54.0 86.6 -37.6% 2.3 Outsourced Customer Service

. Revenue from services 696.0 796.8 -12.6% 2.1 Fully Outsourced Contact Center Management Service 499.5 540.4 -7.6% 2.2 Outsourced Contact Center Facility 28.0 54.0 -48.1% 2.3 Outsourced Customer Service

and contract work 11.8 14.9 -21.0% 1.1 Turnkey Total Solutions 11.8 14.9 -21.0% 2. Revenue from services 744.5 696.0 7.0% 2.1 Fully Outsourced Contact Center Management Service 527.5 499.5 5.6% 2.2

: President The Stock Exchange of Thailand Global Service Center Public Company Limited ("the Company") would like to clarify the operating results for the year ended December 31, 2018 as follows: Operating

%) 2.1 Fully Outsourced Contact Center Management Service 164.2 145.1 116.6 (19.7%) (29.0%) 478.5 425.5 (11.1%) 2.2 Outsourced Contact Center Facility 22.0 7.6 15.0 98.3% (31.7%) 68.1 41.4 (39.2%) 2.3

than 20% To : President The Stock Exchange of Thailand Global Service Center Public Company Limited (“the Company”) would like to inform that the Company has already disclosed financial statements for

1.2 (96.8%) 2. Revenue from services 210.4 239.8 204.1 (14.9%) (3.0%) 411.8 443.8 7.8% 2.1 Fully Outsourced Contact Center Management Service 160.7 163.9 145.1 (11.5%) (9.7%) 314.3 309.0 (1.7%) 2.2

: President The Stock Exchange of Thailand Global Service Center Public Company Limited (“the Company”) would like to inform that the Company has already disclosed financial statements for the year ended 31

more than 20% To : President The Stock Exchange of Thailand Global Service Center Public Company Limited (“the Company”) would like to inform that the Company has already disclosed financial statements