Dirt-covered dish found under sofa identified as Chinese relic worth £30k after Antiques Roadshow expert spots rare seal

A GIANT Chinese dish tucked under a sofa for decades is tipped to sell for £30,000 after it was identified as a rare Imperial relic.Covered in layers of dirt, the 2ft wide dish was first brought to Britain by Chinese immigrant Wing Lung Goo in the early 20th century.