1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company (edit no.2 ) To: President, The Stock Exchange of Thailand T.K.S. Technologies Public

. After this situation, Vibharam will change status from Associated to Subsidiary Company of Ramkhamhaeng. Detail of the transactions are as follow. 1. Transaction date With in January, 2020. 2. Parties

loss of 58.59 million baht, a net loss decreased from the same period of the previous year equal to 18.78 million baht or 32.05 percent; The company has an important change to clarify as follows. 1

million baht, a net loss increased from the same period of the previous year equal to 10.16 million baht of increase 14.93 percent; The company has an important change to clarify as follows. 1. Total

followed the regulations of the SEC.  On 25 December 2019, the Company registered the change of its name from “Wiik & Hoeglund Public Company Limited” to “WIIK Public Company Limited” with the Ministry of

= Translation = Management Discussion and Analysis for Interim Business Operations The Information of Share Capital Registration and Entire Business Transfer The Company registered the change of

million baht or 24.4 percent compared to current liabilities as of December 31, 2018. The significant change was mainly from the company paid corporate income tax for 2018 in amount of 18.5 million baht in

amounted 73.8 million baht, decreased 26.2 million baht or 26.2 percent compared to current liabilities as of December 31, 2018. The significant change was mainly from the Company paid corporate income tax

Company’s total assets valuing at THB 12,460.07 million as of 1 January 2020. The Company recorded the change of depreciation in 2020 accounting period with effect from 1 January 2020 onwards. The Company has

Company’s total assets valuing at THB 15,487 million as of 1st January 2020. The Company recorded the change of depreciation in 2020 accounting period with effect from 1st January 2020 onwards. The Company