Different materials of tea leakage have their own advantages and disadvantages, so we should choose according to our own needs. There are five kinds of materials for tea leakage: metal, animals and plants, pottery, purple sand and porcelain. At present, the common tea leakage in the market is pottery. Porcelain tea leakage has developed from general practicality to artistic appreciation, and then to blue and white, famille rose, Ru kiln, Ge kiln, celadon and so on, giving tea leakage more interest.