International exporter of networking and telecommunications products
Founded in 2003, Ningbo Hi-sun Industry Co, Ltd is a proficient manufacturer and trader of networking and telecommunications products. Manufacturing innovative products of consistent quality and high performance has attracted buyers from Europe, the Americas, Asia, Australia, Africa and the Middle East.

Strict QC procedures and testing using sophist icated equipment
We implement strict QC protocols, overseeing each phase of production and then testing the results with advanced testing apparatuses such as cable/harness testers. Fluke DSP-4300 cable testers and network analyzers.

Continuous product development and customization options
Our R&D staff members continually strive to develop new products and enhance the performance of existing ones. Come to us for a catalog that stays up-to-date. We welcome your OEM requests.

Contact us
We are confident that we can meet your high expectations for quality and service, as we do for our many international clients. Please do not hesitate to contact us for further inquiries about what we can offer. Check out more of our products in our catalog and then contact us today.

Hisun not only takes pride in the quality of our products, but also in the security we give our customers by standing behind them with a complete warranty. We put our products through rigorous performance tests throughout their production cycle before they reach our customers. Knowing to expect the unexpected, we ensure our customer's satisfaction with a standard and extended warranty.

Standard Warranty

One year limited warranty on Hisun  Products(Except man-made,natural disaster,special environmental corrosion).

Extended Warranty

3-Year limited warranty on Hisun Products, upon registration for extended warranty.

Standard and Extended Warranty Terms/Conditions

Hisun guarantees that all Products are free of production defects and will honor warranty claims except where: 
1 Product has been altered in such way as to affect the Product.
2 Product has been subject to negligence by Buyer.
3 Product has not been used in accordance with normal practices and/or the recommendations.
4 Product has been destroyed by natural disaster,special environmental corrosion

NOTIFICATION OF DEFECTS. Buyer shall notify Hisun in writing within 30 days of discovering a defect. Failure to do so, will disqualify the Product from its warranty.

WARRANTY LIMITATIONS. Upon receiving notice of defective Product, Hisun will negotiate with buyer how to handle the defects,compensation,replacement or refund the purchanse price in new business.

Both Hisun & the Buyer agree that this warranty and all legal action between each other shall be construed under and governed by the rules of the China Busines Council in the buyer's country.