Here's how it works: Radio Frequency Identification (RFID) is a wireless communication technology that can identify a specific target through radio signals and read and write related data.
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The bib chip or the chip tied to the shoelace input the runner's personal information, when the runner carries the bib chip through the timing carpet, the timing system will recognize the runner's information and record the time passed.
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Based on the information collected by multiple timing points, the system automatically obtains:
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Gunshots (start of the race to finish), net (start of the race to finish), sectional results (results and pace per 5 km).