Weifa ASA

Approved Prospectus and commencement of Subscription Period - Seite 2

The Rights Offering

The Rights Offering comprises an offering of 15,554,935 New Shares at a subscription price of NOK 10.00, corresponding to gross proceeds of approximately NOK 155 million. The Rights Offering will be directed towards the shareholders of Weifa as of close of the Oslo Stock Exchange on 19 May 2015, as registered in the Norwegian Central Security Depository (VPS) on 21 May 2015 ("Record Date") who are not resident in a jurisdiction where such offering would be unlawful, or for jurisdictions other than Norway, would require any filing, registration or similar action. Regarding further restrictions in respect of who may be allocated or permitted to acquire or exercise Subscription Rights/subscribe for New Shares, reference is made to section 6.2.4 "Subscription  Rights"  and  Section  16 "Selling  and  Transfer Restrictions" in the Prospectus.

Subscription Period:

From and including 26 May 2015 to 4 June at 16:30 CET.

Subscription Price:

The subscription price in the Rights Offering is NOK 10.00 per New Share.

Subscription Rights:

Each Eligible Shareholder will be granted one (1) Subscription Right for every 102 Weifa ASA shares owned as of the Record Date. One Subscription Right will, subject to applicable securities law, give the holder the right to subscribe for and be allocated one New Share in the Company in the Rights Offering. Oversubscription is allowed. Subscription without Subscription Rights is not permitted.

The Subscription Rights will be tradable and listed on Oslo Axess with ticker code "VISTIN T". The trading period for the Subscription Rights is from and including 26 May 2015 to 2 June 2015 at 16:30 CET.

The Subscription Rights are expected to have an economical value. Please note that Subscription Rights that are not used to subscribe for New Shares before the end of the Subscription Period or sold before 16:30 CET on 2 June 2015 will lapse without compensation and consequently be of no value.

Listing of Vistin Pharma on Oslo Axess

Vistin Pharma ASA applied for admission to trading of its Shares on Oslo Axess on 23 April 2015 and the listing application will be considered by the board of directors of the Oslo Stock Exchange on 26 May 2015. Listing of the Company is expected to be conditional upon the following: