- MainlyboneChina,porcelain,stonewareandotherceramicproducts.Becausestonewareisnonporous,glazeisappliedonlyfordecoration.Thereareporcelain,stoneware,urtra-hardporcelain,newbonechina,andsoon.Therawmaterialincludesporcelain,stonewareandceramicswithdiffer...
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