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We have orderly & clear platforms, high efficiency transfer passageways .The subways run smoothly and quickly.
But the passengers still have to face to the pitch-dark and long tunnel walls?
Use this new projector to project (AD&STATION) on the tunnel walls when subway in motion.
- For Passengers: Pass the time on the railway.
- For Metro Corporation: More ordered & clean interior space.
- For Investors: A more efficient way to invest.
Qidong Yang Shuying Zhao