实现航空售票的管理 包括售票 查询剩余的票的数量还有退票的功能-Management to achieve air ticket booking inquiries, including the number of remaining tickets are the functions of refund

销售管理系统，有代理商和总代理，这两个的权限不同的管理员，代理商向总代理汇报、提款一些常用的功能-Sales management system, agent and distributor, two permissions agents reporting to the distributor, withdrawals, etc.

策略为王可接受行情代码 链接新版钱龙行情-ce lue wei wang ke jie shou hang qing dai ma