Foreign Trade Division, Ministry of Commerce responsible person of the rare earth scarce non-renewable resources, and mining and processing of very serious damage to the environment. Can be based on protecting the environment and the exhaustion of resources, the Chinese government on the rare earth extraction, production and export of all aspects of management measures are implemented, in which the implementation of primary products of rare earth export quota license management. Dy alloy, terbium alloy products such as rare earth alloy, rare earth content is high, management will be integrated into the overall framework of the earth to be managed.