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__Based on the content， I‘ll analyze the key information about Chengdu Metro Line 18：

Key Facts：

Route Coverage：

Phase 1-2： South Railway Station to Tianfu Airport North

Phase 3： North Railway Station extension including stations at：

North Railway Station

Luomashi Station

Provincial Stadium Station

Nijia Bridge Station

Additional stations： Airport North Station and Linjiang Station

Phase 4： Extension to Jianyang South Station

Current Status：

Phases 1-2： Operational

Phase 3： Under construction， expected completion by end of 2025

Phase 4： Planned

Major Interchange Points：

Connects with Lines 1， 6， 7， and 9

Tianfu Station （transfer only， no entry比exit）

Integration with S3 line and Line 19 for Jianyang access

Significance：

Improves airport accessibility

Connects major transportation hubs

Facilitates Chengdu-Jianyang integration

Enhances commuting options

Challenges：

Complex construction at North Railway Station

Concurrent high-speed rail construction

Operating around existing metro lines

Managing urban development impact

The article is written in a conversational Sichuan dialect style， using local expressions and emphasizing the practical benefits for residents， particularly focusing on improved connectivity between Chengdu and Jianyang. It also discusses potential impacts on property values while maintaining an optimistic tone about regional development.

Would you like me to elaborate on any particular aspect of the analysis？

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