Whether you're at Wimbledon or a Beijing hotel, a spot of tea can be just the thing on a summer afternoon. Mike Peters reports.

The beverage is White Silver Tip, from the mountains of Fujian in far eastern China and one of the most prized teas in the world.

But we are not sipping this delicate brew in China. Rather, we're at Claridge's hotel in the heart of London, where enjoying afternoon tea is something of an art form.