Certificates

  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    China Quality Brand
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Enterprise Credit Evaluation
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    High-tech Enterprise
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    ISO 9001
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Trademark Registration Certificate
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Trademark Registration Certificate
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Invention Patent Certificate
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Utility Model Patent Certificate
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Design Patent Certificate
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Copyright of Computer Software
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Copyright of Computer Software
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Copyright of Computer Software
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    1.2m Test Report
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    UN38.3
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    MSDS
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Sea Transport
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Air Transport
  • China Guoan Energy Technology (dongguan) Co., Ltd. certification
    Verified Supplier Certificate

QC Profile

Take The Quality Management System As The Core

 

The support product system conforms to ROHS, quality management system ISO9000-2015, hazardous substance process management, etc., forming a comprehensive management system throughout the company.

 

 

Guoan Energy Technology (dongguan) Co., Ltd. quality control 0

 

 

 

PRODUCTION CONTROL

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▶ Automatic Sorting Matching Test

Guoan Energy Technology (dongguan) Co., Ltd. quality control 1

 

 

● Applicable: 18650/26650/26700/14500/20650/32650 multi-type batteries
● Production Efficiency: About 6000 PCS/Hour
● Control Device (high-precision tester control) :
- The voltage is accurate to 5 decimal places
- The internal resistance is accurate to 2 decimal places

 

● Advantages: High consistency of cell performance, greatly improving the performance and life of the battery pack, the key to quality assurance.

Fully Automatic Welding

Guoan Energy Technology (dongguan) Co., Ltd. quality control 2 

 

● Power: 6KW
● Applicable: 18650/26650/26700/14500/20650/32650 multi-type batteries
● Stroke: 770mm*400mm, can hold up to 560PCS batteries
● Production Efficiency: Double-sided simultaneous welding, about 4000 PCS/Hour
● Control Device: 7.5-inch touch screen, 6-axis PLC programmer, 3-axis 750W servo motor, 2-axis 400W servo motor welding head

 

● Advantages: The welding consistency is very good, the solder joints are uniform and beautiful. Large-scale stroke, high precision current control.

 

Laser Welding Technology

Guoan Energy Technology (dongguan) Co., Ltd. quality control 3

 

 

● Power: 1500W
● Applicable: Cylindrical/ Polymer/ Square and other types of batteries
● Stroke: 600mm*400mm*400mm
● Welding Thickness: 2.0mm
● Control Device: Programming intelligent motion system

 

● Advantages:The welding consistency is very good, the solder joints are uniform and beautiful. Large-scale travel, high precision current control.

Comprehensive Test Equipment

Guoan Energy Technology (dongguan) Co., Ltd. quality control 4

 

● Applicable: Various battery packs within 5V--85V
● Operating System: Windon7
● Short Circuit Protection: 900A
● Control: Computer programming

 

● Advantages: Semi-finished products and finished products can test all performances of battery packs such as overcharge protection, over-discharge protection, short circuit protection, AC internal resistance, DC internal resistance, charging, and discharging.

Battery Detection

Guoan Energy Technology (dongguan) Co., Ltd. quality control 5

 

 

● Constant Current Range: 0~2A, resolution 1mA
● Current Setting Accuracy: ±(0.2%RD+0.1%FS);
● Measurement Accuracy: ±(0.2%RD+0.1%FS)
● Voltage Measurement Range: 0~5V, resolution 1mV
● Constant Pressure Set Accuracy:  ±(0.1%RD+0.1%FS)
● Voltage Measurement Accuracy: ±(0.1%RD+0.1%FS)
● Measurement Range of Internal Resistance: 0~200mΩ; Accuracy: ±3mΩ
● Time Range: 0~30000 Minutes/step; Accuracy: ±0.1%
● Working Power Supply: AC380V±10%, 50HZ; Power consumption: ≤7KW
● Communication Method: RS485; Baud rate: 57600

● Storage: TCP/IP (Network port) data is automatically stored in the computer

● Tested Battery Voltage Range: 2~4.5V; Constant voltage voltage setting range: DC2.5~4.5V

● Advantages: It can be used for cycle life test, real-time sampling of current and voltage, platform curve classification, battery pairing, capacity detection, platform detection, and rate detection.

 

 

Aging Test

Guoan Energy Technology (dongguan) Co., Ltd. quality control 6

 

● Power: 100V/20 60V/20
● Applicable: battery charge/discharge test
● Current Range: Voltage accuracy ±(0.05%RD + 0.05%FS)
● Current Accuracy: ±(0.05%RD + 0.05%FS)
● Voltage Resolution: 1mV
● Current Resolution: 1mA
● Temperature Resolution: 0.1℃
● Input Impedance:≧10 MΩ
● Storage: TCP/IP (network port) data is automatically stored in the computer

● Advantages: Simulate battery charge and discharge test, comprehensive test battery performance,All parameters are automatically stored in the computer for easy traceability. High voltage and current control precision.

 

 

Ultrasonic Welding

Guoan Energy Technology (dongguan) Co., Ltd. quality control 7

 

 

● Power: 6KW
● Controller: Control system programmable controller
● Frequency: 20KHz
● Air source Pressure: 0.15Mpa~0.6Mpa
● Injection Pressure: 0.2~4 MPa
● Pressure Holding Time: 0.01~99.99 seconds (adjustable)

 

● Advantages: Waterproof IP67 or above; high-precision control of waves and waves; automatic frequency tracking

Low Temperature Injection Molding

Guoan Energy Technology (dongguan) Co., Ltd. quality control 8

 

● Power: 4.5KW
● Controller: Control system programmable controller
● Pressure: 0.5~1.2T adjustable
● Efficiency: 350~600 times/hour

● Injection Pressure: 0.2 ~ 4 MPa
● Storage: Data automatically stored in computer

 

● Advantages: Injection waterproof, anti-aging, better insulation, non-toxic and lead-free, good flame retardancy.

 

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