The ecological gate is built on the basis of nature, the use of natural conditions and artificial means to create a conducive to living, comfortable, healthy products. "Eco gate" is a concept derived from the "ecological home". The key is the ecological home environmental protection and health, it is higher than the "green home" standard, not only have the hardware requirements, but also the human needs, pay attention to the harmonious coexistence between man and nature. "Eco door" should be an element of "ecological home", from this point of view, the ecological gate should pay attention to ecology, pay attention to harmony between man and nature, it should be a human product. Eco doors should be more than the usual solid wood doors, composite doors more social connotations in the inside.