company with the transaction size of more than 6 100% is classified as the acquisition of assets item 4 or Backdoor listing and must be filed for new securities listing regarding to the Capital Market

quarters (Quarter 4/2016 to Quarter 3/2017) ended September 30,2017. The acquisition of non-listed company with the transaction size of more than 6 100% is classified as the acquisition of assets item 4 or

fair value through profit or loss (FVTPL)”(Classified as debt instruments according to accounting standard). Given on May 11, 2020, the Federation of Accounting Professions passed the resolution on the

of Listed Companies B.E. 2547 dated October 29, 2004, the Transactions classified as a class 2 transaction. Hence, UAC would like to submit the Information Memorandum on the Acquisition of Assets as

revenues A. Revenues from service, classified by type of revenues 1.2.1 Revenues from dental services Unit : Million Baht March 31, 2019 March 31, 2018 Increase (Decrease) Amount % Medical treatment 112.58

type of revenues A. Revenues from service, classified by type of revenues 1.2.1 Revenues from dental services Unit : Million Baht Items For the year Increase (Decrease) Dec. 31, 19 Dec 31, 18 Amount

branches. 1.2 Analysis details for each type of revenues A. Revenues from service, classified by type of revenues 1.2.1 Revenues from dental services Unit : Million Baht March 31, 2020 March 31, 2019

.  Disposal asset group classified as held for sales decreased from THB 1,136.81 million as at December 31, 2019 to THB 1,099.28 million as at Q1-2020 as a result of the following factions: o Decreasing in

increase of depreciation cost from expanding Boonterm kiosk. 2) Sales profit was Bt0.43mn, a decrease from 1Q2017 which was Bt1.44mn, represented 70.1%. In 1Q18, the Company emphasize efficient Boonterm

assets of Bt3,852.52mn, decreasing 1.6% compared to total assets last year, mainly due to emphasizing in efficient Boonterm kiosk location strategy in 2018 rather than emphasizing on expanding the kiosks