Services section head of dust (this name was based on "Wei Shu" contained in the "Book of Jin" is to paragraphs Services Do not dust), date of birth is unknown, the Chinese section of the Department of the Sixteen States Period Xianbei leader, was canonized by the Jin dynasty in western Liaoning public. Is the former chief Qizhen son. Dust on the death of service projects, the history books not directly recorded, only knew by "Mirror", 311 years on a "segment diseases of public land in western Liaoning dependents (section on the six dependents)," the narrative, showing that the six dependents have Xijue, we can see the dust of the death of service projects in 310 years when the year or 311.