GetProvinceCityAreaByXMLFile. 一个简单的小例子，通过解析xml文件去实现选择省市区.其中还包括了一个用plist文件去实现省市区选择

Problem

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Audience

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Market

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Pricing

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.