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Electric Portable Bikes Test

Electric Portable Bikes Test

Electric Portable Bikes and battery test standards

Personal FM transmitter

Personal FM transmitter

A personal FM transmitter is a low-power FM radio transmitter that broadcasts signals from portable audio devices (such as MP3 players) to a standard FM radio. ...

Updates on Lithium-Ion Battery CQC Certification Rules

Updates on Lithium-Ion Battery CQC Certification Rules

On April 27, 2022, the China Quality Certification Center revised the Safety Certification Rules for Secondary Batteries and Battery Packs for Portable and Stat...