It is a local product in Pizhou that the tongue is done, paid tribute in the imperial court as the tribute in history, is also called " the tribute dish ". 6666.667 hectares of cultivated area that the whole city tongue is done, annual production is 6000 tons. The tongue is done jade green and tender , clear and melodious and delicious, ooze the spleen fragrantly, there is natural heart biting , healthy food laudatory title . Because its is clear and melodious and delightful, Premier Chou En-lai calls " the loud dish " on the state banquet, since this, the tongue resounds through in the whole country dry. Find a good sale in Japan , Singapore , Southeast Asian various countries and Hong Kong, Macao and Taiwan area of our country in recent years.

This product is appraised by the agricultural university of Nanjing, include such more than ten kinds of mineral substances as many kinds of vitamin , candies , amino acid and necessary potassium , sodium , calcium , iron , phosphorus , zinc of human body ,etc. richly, have good for the stomach , diuresis , is it calm the nerves , is it detoxify , suppress canceration , function of lightenning constipation and artery sclerosis etc. to clear away heat to invigorate the brain, having better results in treating the obesity, eat and can benefit intelligence and prolong life for a long time, it is determined as the pollution-free food by the drawing room of agriculture and forestry in Jiangsu Province that the tongue is done recently, the market prospects are very wide.