China is among the earliest porcclain manufacturing countrics in the world.Chaozhou's poreelain business blossomed out from the Tang Dynasty and reached the peak in the Song Dynasty.From the remains of the Kilns Zone at the Bijin Mountain area of chaozhou,they could tell how prosperous the poreelam business at that trme to abundant and superior quality of elay mine,the poreleian products were apprecinted and exported to other South Enst Asta countries.