The Vehicle Routing Problem (VRP) is urgent to be solved.The VRP concerns widely and should consider many factors.At the same time, it influences the service quality, logistic cost and benefit.

• 在物流配送业务中，配送车辆路径优化问题的涉及面较广，需要考虑的因素较多，对企业提高服务质量、降低物流成本、增加经济效益的影响也较大。