(NRBS) not exceeding 2 Details related to other regulatory changes on KBank business operations during 2017 can be found in the Management Discussion and Analysis (MD&A) reports for the quarters ending

installation of telecommunication network and signal equipment. Related technology business In 2018, the Group generates revenue of Baht 1,858 million from related technology business, which is increased by Baht

labor’s cost at the initial stage for training and development of the employee’s skill resulting the high manufacturing cost at the initial stage. If the Company reach the Optimum Level and the installation

to be continuously trained and developed their skills. This resulted in the production cost in the first period remained high. When reaching the optimum level and the installation of some machines is

(Decreased) Percentage Remark Sales and Services Income 2,277.55 1,925.12 352.43 18.31% - LPG Trading 773.68 773.35 0.33 0.04% 1 - Transportation 15.98 12.01 3.97 33.06% 2 - Conversion Kit Installation 4.62

period last year, which was driven by SSSG of 6.8% in our hardline retailing in Thailand category, and the introduction of new merchandise and the installation of in-store amenities such as air

Sales and Services Income 720.81 766.32 (45.51) (5.94%) - LPG Trading 108.72 188.21 (79.49) (42.23%) 1 - Transportation 3.90 3.70 0.20 5.41% - Conversion Kit Installation 0.34 0.62 (0.28) (45.16

Year Status Type Period As Of Details VINYTHAI PUBLIC COMPANY LIMITED 2013 Audited Company & Consolidated Year 29/12/2013 VINYTHAI PUBLIC COMPANY LIMITED 2013 Reviewed Company & Consolidated Q3 28/09

Receive Date Details VINYTHAI PUBLIC COMPANY LIMITED 2021 28/03/2022 VINYTHAI PUBLIC COMPANY LIMITED 2003 21/04/2004 VINYTHAI PUBLIC COMPANY LIMITED 2002 11/04/2003 VINYTHAI PUBLIC COMPANY LIMITED 2020 26

Receive Date Details HYDROTEK PUBLIC COMPANY LIMITED 2021 31/03/2022 HYDROTEK PUBLIC COMPANY LIMITED 2020 29/03/2021 HYDROTEK PUBLIC COMPANY LIMITED 2019 23/07/2020 HYDROTEK PUBLIC COMPANY LIMITED 2018 04