Griffin Mining Regulatory News (GFM)

8th Floor, Royal Trust House, 54-56 Jermyn Street, London. SW1Y 6LX, United Kingdom

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

E mail: griffin@griffinmining.com

Operational Update Re: Coronavirus

Recommencement of Operations

13th March 2020

Further to the announcements made by Griffin Mining Limited ("Griffin" or the "Company") on the 29th January 2020, 5th February 2020 , 12th February 2020 and 24th February 2020, the Company is pleased to report that it's Caijiaying Zinc-Gold Mine ("Caijiaying Mine") has been steadily increasing the level of operations such that underground mining has reached 100%, and processing operations 75%, of planned output. Ore stockpiles from underground mining have been steadily increasing at surface.

There are currently 4,075 tonnes of zinc concentrate and 497 tonnes of gold/lead concentrate in storage at the Caijiaying Mine with sales planned to occur over the coming week. Delivery of consumables, re-agents and spares necessary to safely and efficiently run operations have returned to normal.

The County and City Governments have been very supportive of the resumption of operations at the Caijiaying Mine, which has included the free provision of dedicated bus services and COVID-19 testing for employees and contractors returning to the Caijiaying Mine from outside Hebei Province. Griffin continues to work closely with theses government authorities. To date, no reportable COVID-19 cases have been reported at the Caijiaying Mine or the surrounding area and the Company remains in full compliance with the measures mandated by the central Chinese regulatory authorities to limit the potential transmission of COVID-19.

Griffin Mining Limited:

Mladen Ninkov (Chairman)

Roger Goodwin (Finance Director & Company Secretary) Telephone: +44 (0)20 7629 7772

John Prior Numis Securities Limited Telephone: +44 (0)20 7260 1000

Alamgir Ahmed

Griffin Mining Limited's shares are quoted on the Alternative Investment Market (AIM) of the London Stock Exchange (symbol GFM).

The Company's news releases are available on the Company's web site: www.griffinmining.com