... :about 1250 Celsius degree Product InformationItem no.TYL0273 Nameblack glazed tea cup and mug ceramic Materialporcelain/stoneware/good bone chinaGradeA/BLOGOexisting ... ;Xiamen;Shantou or client appoint.UsageHotel,restaurant ,home.For coffee, tea ,milk ,beverage ,juice ,promotion,gift and advertising.Certification Packaging1 ... try our best for you.our certification black glazed tea cup and mug ceramic