Freeway Bureau English Vision
ETC Operation Status and System Performance
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Distance-based electronic toll collecting system establishes gantries between any two interchanges on the main line. There are a total of 333 gantries. The utilization rate and eTag installation rate have gradually increased since the implementation of distance-based toll collection on December 31, 2013. Now the utilization rate has reached 93% and the installation rate has also reached 87%.
Now the electronic toll collecting system can process about 16 million transactions a day in average, the vehicle detection accuracy rate has reached 99.9% while the tolling accuracy rate can even reach 99.97%, the highest standards compared with other country worldwide. The operating status shows in the following table.

ETC Customers
7.0 million (~December, 2017)
ETC Daily Transactions
Daily average: 16 million
Daily high: 21.9 million (21/02/2015)
eTag Usage Rate
Successful Tolling Rate
Above 99.97%
System Availability Rate
Above 99.992%
Vehicle Detection Accuracy Rate
Above 99.98%