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Why Can We Always Ensure Excellent Quality

Quality Control

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.

PRODUCTION CONTROL

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Automatic Sorting Matching Test

Guoan Energy Technology (dongguan) Co., Ltd.

● 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.

● 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.

● 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.

● 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.

● 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.

● 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.

● 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.

● 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.

Certification

Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: Copyright of Computer Software
Number: 2021SR1275780
Issue Date: 2021-08-27
Scope/Range: National Security automatic sorting machine frequency control system V1.0
Issued By: National Copyright Administration of the People's Republic of China
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: Copyright of Computer Software
Number: 2021SR1275708
Issue Date: 2021-08-27
Scope/Range: Guoan laser welding machine remote control system V1.0
Issued By: National Copyright Administration of the People's Republic of China
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: UN38.3
Number: S03A22120481U00101
Issue Date: 2023-01-13
Scope/Range: Li-ion battery
Issued By: Guangdong ESTL Technology Co., Ltd.
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: MSDS
Number: S03A22120481H00101
Issue Date: 2023-01-13
Scope/Range: Li-ion battery
Issued By: Guangdong ESTL Technology Co., Ltd.
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: 1.2m Test Report
Number: S03A23040088D00101
Issue Date: 2023-04-07
Scope/Range: 18650 10S2P
Issued By: Guangdong ESTL Technology Co., Ltd.
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: Design Patent Certificate
Number: ZL 2021 3 0537926.5
Issue Date: 2021-08-18
Scope/Range: Server Drive Battery
Issued By: State Intellectual Property Office
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: Invention Patent Certificate
Number: ZL 2020 1 1166769. 2
Issue Date: 2020-10-27
Scope/Range: A new energy power lithium battery module
Issued By: State Intellectual Property Office
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: Copyright of Computer Software
Number: 2021SR1275779
Issue Date: 2021-08-27
Scope/Range: Guoan automatic welding machine intelligent temperature control system V1.0
Issued By: National Copyright Administration of the People's Republic of China
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: ISO 9001
Number: 02421Q32291087RIS
Issue Date: 2021-05-14
Scope/Range: ESIGN, PRODUCTION AND SALES SERVICE OF LITHIUM ION BATTERY
Issued By: UNIVERSAL CERTIFICATION CENTRE CO., LTD.
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: Air Transport
Number: PEKGZ202302011461LW100001
Issue Date: 2023-02-02
Scope/Range: 18650 10S2P 36V 5. 2Ah 187.2wh
Issued By: Beijing DGM Air Transport Technology Development Co., Ltd.
Guoan Energy Technology (dongguan) Co., Ltd. Certifications
Standard: Sea Transport
Number: S03A22120481H00101
Issue Date: 2023-01-13
Scope/Range: Li-ion battery 18650 10S2P
Issued By: Guangdong ESTL Technology Co., Ltd.
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