Testing standards:
GB/T7153 Direct heating step type positive temperature coefficient thermistors: Part I: General specification (GB/T 7153-2002, IEC 60738-1:1998, IDT) GB/T 12113-2003 Measurement methods for contact current and protective conductor current (IEC 60990; 1999, IDT) GB/T 14472-1998 Fixed capacitors for electronic equipment, Part 14: Sectional specification, Fixed capacitors for suppressing electromagnetic interference from power sources (idt IEC 60384-14:1993) GB/T 16935.1-1997 Insulation Coordination for Equipment within Low Voltage Systems - Part 1: Principles Requirements and tests (idt IEC60664-1:1992) IEC 60664-1 Supplement 1 (2000) Supplement 2 (2002) 1GB 17465.1 Appliance couplers for household and similar purposes: Part 1: General requirements (GB 17465.1-1998, eqav IEC60320-1:1994) GB 17465.2: Appliance couplers for household and similar purposes: Part 2: Interconnection couplers for household and similar equipment (GB 17465.2-1998, eqv IEC 60320-2:1990) GB/T 17626.2, Electromagnetic Compatibility, Testing and Measurement Techniques - Electrostatic Discharge Immunity Test (GB/T 17626.2-1998, idt IEC 61000-4-2: 1995) GB/T 17626.3, Electromagnetic Compatibility, Testing and Measurement Techniques, Radio Frequency Electromagnetic Field Radiation Immunity Test (GB/T 17626.3-1998, idt IEC 61000-4-3: 1995) GB/T 17626.4, Electromagnetic Compatibility Testing and Measurement Techniques - Electrical Fast Transient Burst Immunity Test (GB/T 17626.4-1998, idt IEC 61000-4-4: 1995) GB/T 17626.5, Electromagnetic Compatibility Testing and Measurement Techniques, Surge (Impulse) Immunity Testing (GB/T 17626.5-1999, idtIEC 61000-4-5; 1995) GB/T 17626.6, Electromagnetic Compatibility, Testing and Measurement Techniques, Conducted Disturbance Immunity Induced by RF Fields (GB/T 17626.6-1998, idt IEC 61000-4-6; 1996) GB/T 17626.11-1999, Electromagnetic Compatibility, Testing and Measurement Techniques, Voltage Dips Immunity tests for short interruptions and voltage changes (idt IEC 61000-4-11:1994) IEC 61000-4-11 Supplement 1 (2000) 2GB/T17627.1 High voltage testing techniques for low-voltage electrical equipment Part 1: Definitions and test requirements (GB/T 17627.1-1998. eqv IEC 61180-1: 1992) GB/T 17627.2 High voltage testing techniques for low-voltage electrical equipment Part 2: Measurement systems and testing equipment (GB/T 17627.2-1998, eqv IEC 61180-2:1994) GB/T 17935 Screw lampholders (GB 17935-1999, idt IEC 60238:1996)
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China