8-K: Transit Pro Tech develops AI rail fault detection system to cut missed defects and false positives

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Transit Pro Tech, founded in Delaware in 2023, has developed an intelligent fault-in-rail analysis system that interprets ultrasonic detection signals and an intelligent driver behavior analysis system for real-time monitoring of in-service train and bus drivers. The rail system targets missed internal flaws that can cause in-service breaks and accidents, high false positive rates, and after-the-fact test file replay. A prototype robot was demonstrated at an MxV conference in November 2025, and the company is developing and testing robotic systems for freight yard operations. Its Chinese research subsidiary is named Guantu.

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