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About Kingsun
A leading power cord and cable manufacturer with dual-factory operations in China and Vietnam, serving the North American market since 2003.
Our Facilities
Manufacturing Facilities
🇨🇳 Ningbo, China (HQ)
- Established in 2003
- R&D center and engineering team
- Advanced testing laboratory
- UL/ETL/CSA certification management
- NMD90 building wire production
- Quality control headquarters
🇻🇳 Vietnam Factory
- 18,000 m² production facility
- 8 automated production lines
- 500+ skilled workers
- Power cord & extension cord focus
- 0% tariff to USA (CPTPP benefit)
- Top 5 cable supplier in Vietnam
Our Journey
Company Milestones
2003
Founded in Ningbo, China. Started as OEM power cord manufacturer for domestic brands.
2008
Obtained first UL certification. Began exporting to North American market.
2013
Expanded product line to include extension cords and power strips. Added ETL and CSA certifications.
2018
Established Vietnam factory (18,000 m²) to serve tariff-free exports to USA.
2021
Became Top 5 cable supplier in Vietnam. Added NMD90 building wire to product portfolio.
2024
Expanded to 8 automated production lines. Achieved BSCI and ISO 9001:2015 certifications.
Compliance
Our Certifications
Every product we manufacture meets the strictest international safety and quality standards. Click any certificate to view the full document.
ETL Certified
UL Listed
ISO 9001:2015
BSCI Audited