DOD BIOTECH PUBLIC COMPANY LIMITED เลขที่ 111 หมู่ที่ 2 ตาํบลท่าจนี อาํเภอเมืองสมุทรสาคร จงัหวดัสมุทรสาคร 74000 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 No. DOD128/2563

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 28/2017 August 15, 2017 To : The President The Stock Exchange

discloses the detailed information on the disposal of assets, as follows: 1. Date of the transactions: Board of Directors’ Meeting No. 14/2017 of E for L Aim Public Company Limited convened on 15 August 2017

The Results of the Comsolidated Financial Statements Clarification on the Percentage of Changes Exceeding 20% The consolidated financial statements of Nation Multimedia Group Public Company Limited

. 2/2019 of Advanced Connection Corporation Public Company Limited (“the Company”) held on February 25, 2018 has a resolution to approve to enter into Sale and Purchase Contract of 1,000,000 ordinary

Company Limited and its subsidiaries for the ended 31 December 2017 represented a loss of Baht 2,156.49 million. Compared to the same period of 2016, the loss was Baht 1,179.47 million (restated), an

2019 Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for the third quarter 2019 changed more than 20 percent that of 2018

subsidiary To : President The Stock Exchange of Thailand JCK International Public Company Limited (“the Company”) would like to notify that the Board of Directors’ Meeting of the Company No 1/2020, held on

Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 1st quarter of the year ending on 31st March 2020. The Company had revenue from sales at 158

Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for the first quarter 2020 changed more than 20 percent that of 2019. Q-CON