Subway signal slogan

Chengdu Metro wants to show everyone who is closely related to Chengdu. In the same strain, it will inherit your past and progress, and carry your joys, sorrows, joys and sorrows, and life. As a commercial company, it should also show speed, service and quality. Not to know more, just like a sentence I saw on Chengdu clothing brand Mattel, it sounds good, but it is very analytical.