A kind of manufacturing method of porous material entirety, the porous material is whole by least one powder, preferably inorganic powder, and this method includes powder and at least one solvent, at least one stage that the mixture of preferably water compresses at low temperature. The material of the material obtained by this method compared with the existing technology has improved mechanical performance. In the material with medical application, such as hydroxyapatite, their materials compared with the existing technology also have fabulous improvement. The invention further relates to the materials obtained by this method.