Mandatory from April 1, 2027 GB 47372-2026

Power bank
End-to-end new-standard solution

One-stop integration of hardware modules + cloud platform + APP/e-ink Meets all compliance requirements for smart management, exception records and unique coding

USB solution BLE Bluetooth solution E-ink solution
Regulation overview

The strictest power bank safety standard ever

Core requirements of GB 47372-2026 “Safety technical specification for portable power banks”

Intrinsic safety improvements

  • 135°C thermal abuse test: no fire or explosion for 60 minutes
  • Nail penetration test: steel nail penetrates the cell, with no fire or explosion
  • 1.4× overcharge-voltage protection, with dual independent IC protection circuits

Smart management requirements

  • Real-time cell voltage/temperature monitoring and exception alerts
  • Exception information storage and retrieval, with traceable historical data
  • Accurate SOC/SOH calculation and cycle-count records

Unique coding

  • A unique product identity, one code per device
  • End-to-end traceability of cell manufacturer/model/serial number
  • Cloud storage of production date/batch information

Production process control

  • Cell capacity grading and grouping, with consistency control
  • Aging tests and factory inspection records
  • Monitoring and traceability of key process parameters
Three solutions

Flexible fit, choose as needed

USB, BLE Bluetooth and e-ink implementations covering the full product line from basic to flagship models

USB solution

Type-C CC line VDM communication meets basic new-standard smart monitoring requirements at optimal cost.

  • Type-C CC line VDM communication protocol
  • Real-time cell voltage/temperature reporting
  • Exception information storage and retrieval
  • Unique product code management
  • Supports recognition of 23 fast-charging protocols

Suitable scenarios: basic power banks and shared power banks

Recommended solution

BLE Bluetooth solution

BLE 5.0 wireless connection to a phone APP enables full-parameter visualization, cloud synchronization and remote monitoring for the best user experience.

  • BLE 5.0 wireless communication
  • Full-parameter visualization in the phone APP
  • Cloud data synchronization and remote monitoring
  • Exception alert push notifications

Suitable scenarios: mid-to-high-end power banks and brand-customized models

High-end flagship

E-ink solution

Equipped with an e-ink screen for local real-time battery parameters, ultra-low power consumption, long standby time and a high-tech look.

  • Local real-time voltage/current/temperature display
  • SOC/SOH/cycle count at a glance
  • Ultra-low power consumption without affecting battery life
  • High-tech appearance that elevates the product grade

Suitable scenarios: flagship power banks and outdoor power supplies

Smart Power Cloud Management APP

One APP controls every solution

Whether USB, BLE or e-ink is selected, the Smart Power Cloud Management APP provides device management, data monitoring, exception alerts and complete functionality

Smart Power Cloud Management APP dashboard showing real-time power bank parameter monitoring
Smart Power Cloud Management APP device details page showing battery health and safety information
Technical specifications

Core technical parameters

Every detail, from chip selection to protocol implementation, is carefully refined

Hardware specifications

Main control chip ARM Cortex-M4
Protection IC Dual independent IC redundancy
Temperature monitoring Multi-point NTC sensors
Fuel gauge 1% high-precision coulomb counter
Communication interface USB Type-C / BLE 5.0
Fast-charging protocols Recognition of 23 protocols

Software protocols

Communication protocol USB VDM / BLE GATT
Data frame structure Header + length + command + data + CRC8
Checksum algorithm CRC-8 (polynomial 0x07)
Device information Manufacturer/model/serial number/firmware version
Cell information Voltage/temperature/SOC/SOH/cycle count
Exception records Overvoltage/overcurrent/overtemperature/short-circuit records
Compliance checklist

New-standard compliance feature checklist

Our solution fully implements all core requirements of GB 47372-2026

Intrinsic safety improvements

135°C thermal abuse/nail penetration hardware design with dual IC redundancy protection

Smart management requirements

Real-time voltage/temperature monitoring, exception information storage and retrieval

Unique coding

Unique product identity, full traceability of cell manufacturer/serial number

Production process control

Cell capacity grading and grouping, aging tests and key process monitoring

RTC time synchronization

Device clock calibration and accurate timestamp records for exception events

Fast-charging protocol recognition

Supports 23 fast-charging protocols and real-time port status reporting

New-standard countdown: secure your compliance advantage

Mandatory from April 1, 2027, with the 12-month transition period now open. Early planning wins the market; contact us now for the complete compliance solution.