1 No. EXE. 041-12-17 December 4, 2017 Re: Report of Information on the Connected Transaction To: President The Stock Exchange of Thailand Reference is made to the resolution of Board of Directors of

% of the paid- up capital of the Company. The entering into of the said transaction is a connected transaction according to the Notification of the Capital Market Supervisory Board No. Tor.Jor. 21/2551

... 2 Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. Notification of the Capital Market Supervisory Board No

... Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. Notification of the Capital Market Supervisory Board No

Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. Notification of the Capital Market Supervisory Board No. TorThor

considered a connected transaction, with the details as follows: 1. Transaction Date The agreement to purchase and sell will be executed within one month after the date of approval by the Board of Directors

of QLT International Company Limited (“the Subsidiary”) as following details. 1. Transaction Date - 1 September 2018 2. The contractual parties and their relationship Buyer - AMSPEC (THAILAND) LIMITED

a transaction under the Notification of the Capital Market Supervisory Board Announcement Tor Jor. 20/2551 regarding the regulation on significant transactions subjecting to be an acquisition or

or a financial instrument at a fair value in the secondary market where public disclosure is made; (2) a transaction for investment or service provision whose price, compensation or service fee is

carry out the transaction immediately: (1) a transaction for an acquisition or a disposal of securities or a financial instrument at a fair value in the secondary market where public disclosure is made