Ask an Property Solicitor. Get an Answer ASAP.
Are you a business tenant please?
If you are a business tenant, then you need to service notice in accordance with the 1954 Act to counter the notice served on you by the landlord. You must use a specific form, which if Form 3 on this link: http://www.legislation.gov.uk/uksi/2004/1005/made?view=plain
If you're here, I'm happy to discuss this with you?