As the more and more of the worldwide industrialization, the air polution become the prime problem for human being, especially for the indoor air, which is the direct influence people&39;s health and daily life. In veiw of this urgent case, we utilize the PTC heating materials to develop a series of healthy air MAKER with cooler and warmer function. The series of the units had got patents in China, which also are approved CE/GS, CCC, CB certificates.