Ratings older than 1 year are not included in the average rating.
Very poor communication. It is impossible to ask a question without either getting a quotation or buying something, so you cannot ask any questions about a product before buying.
I needed to be sure that the product I had in mind would be suitable for the job, but GMP refused to either accept the question or answer it.
Very unhelpful. They want your business, but will not help you make the right purchase. They want your money but will not give service.