1: The .NET open source series software sponsored by Loufang.com is provided to webmasters completely free of charge;
2: Collect national and global area codes and postal codes (domestic), about 2,500 in total;
3: asp.net+access structure, no configuration required for immediate use;
4: Design to prevent SQL injection and respond quickly;
Note: There are 1.8 million pieces of data in the complete version, specific to villages (streets), and ACCESS cannot be used as the backend. What is posted here is a simplified version. But the function is just as powerful!
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