Halogen and phosphorus free flame retardants is a new kind flame retardant developed under the front research background of the friendly fire-retardant technology to the global environment. We have developed five kinds of products: Melamine cyanurate flame retardant, Halogen and phosphorus free flame retardant for nylon, Halogen and phosphorus free flame retardant for silicone resin, Halogen and phosphorus free flame retardant for conveyer belt of rubber and plastic, Halogen and phosphorus free flame retardant for electric wire cable，etc.