# OIML R 21 certified

AI Based Taximeter

- Howen Smart Moblie Data Terminal

All-in-One !

Android Taximeter

Metering, E-hailing, Dispatch, Surveillance, Navigation, Payment, Attendance, AI, etc.

High reliability

Anti-vibration protection, High-temperature resistance up to 80 ℃

Rich interfaces

Providing extensive connectivity options for seamless integration with various devices and systems.

Rich interfaces

Enable developers to create custom applications and integrations, allowing for flexible and tailored solutions to meet specific business needs.

AT5 V2

High-end and More Comprehensive

AI inside


Cashless payment


Multi-media play

Mileage calculation

OIML R21 certified

Approved by NMI (Netherlands),
the ONLY qualified body for issuing OIML R21

After undergoing rigorous and professional testing, Howen MDT has been awarded the OIML R21 (taximeter) Certificate. Howen proudly stands as the FIRST and ONLY taximeter manufacturer in China to have successfully obtained this certification from NMI, the world’s only qualified laboratory for issuing OIML R21 certificates.

Advanced Vehicle Dispatching Tablet

Howen AT5 (V2) is a smart and rugged Android 7.1” tablet designed specifically for commercial fleet management. With its powerful processing capacity and diverse I/O connections, it is well-equipped to handle any demanding dispatching duties.

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AI Taximeter Solution

Taximeter, certified with OIML R21, China’s FIRST and ONLY company certified in NMI (the only qualified body for this certificate)

Cutting-edge ADAS and DMS system, to rectify bad driver behavior, and to guarantee safe journey

People Counting based on advanced Face ID algorithm based on camera + MDT, effectively eliminate the illegal passenger transaction

Open for Customer's/3rd party TDS, or Howen own TDS

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Contact us for a quote, help, or get more info about Howen Taximeter.