Griffin Mining Annual General Meeting

17th June 2022: Notice of the 35th Annual General Meeting of Griffin Mining Limited to be held at Clarendon House, 2 Church Street, Hamilton, HM11, Bermuda on Friday 15th July 2022 at 11.00 am local time (3.00 pm BST) has been sent to shareholders and is available, on the Company’s web site www.griffinmining.com .

About Griffin Mining Limited

Griffin Mining Limited’s shares are quoted on the Alternative Investment Market (AIM) of the London Stock Exchange (symbol GFM). Griffin Mining Limited owns and operates in China, through its 88.8% owned Joint Venture stock company, the Caijiaying Zinc Gold Mine, a profitable mine producing zinc, gold, silver, and lead metals in concentrates. For more information, please visit the Company’s website www.griffinmining.com.

Further information

Griffin Mining Limited

Mladen Ninkov - Chairman

Roger Goodwin - Finance Director

Telephone: +44(0)20 7629 7772

Panmure Gordon (UK) Limited

John Prior

Ailisa MacMaster

Telephone: +44 (0)20 7886 2500

Berenberg

Matthew Armitt

Jennifer Wyllie

Deltir Elezi

Telephone: +44(0)20 3207 7800

BlytheRay

Tim Blythe

Telephone: +44(0)20 7138 3205

Swiss Resource Capital AG

Jochen Staiger

[email protected]

8th Floor, 54 Jermyn Street, London, SW1Y 6LX. United Kingdom

Telephone: + 44 (0)20 7629 7772 Facsimile: + 44 (0)20 7629 7773

E mail: [email protected]

This announcement contains inside information for the purposes of Article 7 of the Market Abuse Regulation (EU) No. 596/2014