About Kingsun Cable – Professional Power Cord Manufacturer Since 2008

Our Story

Ningbo Kingsun United Electronics Co., Ltd was founded in 2008 in Ningbo, China. We started as a small power cord manufacturer and have grown into a comprehensive solution provider serving distributors, OEMs, and importers across North America, Australia, and Europe.

Our mission: To provide reliable, certified power cord and cable products at competitive prices, backed by transparent communication and consistent quality.

Our Factories

China Factory – Ningbo

  • Founded: 2008
  • Location: Ningbo, Zhejiang Province
  • Area: 15,000+ sqm
  • Employees: 200+ workers, 15 engineers
  • Main Products: Power cords, extension cords, wire harnesses
  • Certifications: ISO 9001:2015, UL, ETL listed

Vietnam Factory – Binh Duong

  • Founded: 2019
  • Location: Binh Duong Province, Vietnam
  • Area: 8,000+ sqm
  • Employees: 120+ workers, 10 engineers
  • Main Products: Power strips, surge protectors, RV cords
  • Strategic Role: Tariff-free export to USA under US-Vietnam FTA

Production Capacity

15,000+
pieces/day
450,000+
pieces/month
7 days
sample lead time
21-30
days mass production

Export Markets

60%
United States
20%
Canada
20%
Australia, UK, Japan

Quality System

  • ISO 9001:2015 certified manufacturing
  • All products undergo electrical testing before shipment
  • Third-party inspection available: Bureau Veritas, SGS, TUV
  • Full documentation: Test reports, certificates of origin, export documents

OEM/ODM Capability

We support custom logo and packaging, custom specifications and designs, flexible MOQ for new product development, and Shenzhen/Hong Kong shipping agent coordination.

Interested in working with us?

Contact our sales team for a discussion about your requirements.

Contact Us