About Us

Ever since Cymanu established, we engaged in R&D, production and marketing of automotive wiring harness and connectors.

We have set up a professional team including technical department, precision mold department, injection & stamping workshop and assembly workshops, as well as full equipped testing laboratories and modern production facilities.

Our goal is growing to be a reliable manufacturer of automotive wiring harnesses and connectors for global customers in the future.

Our main products are automobile wiring harness, commercial vehicle wiring harness, engineering vehicle wiring harness, elevator wiring harness, aviation wiring harness, etc. We also produce different types of connectors including automobile connector, PCB connector, circular connector, rectangular connector, etc. The precision mold design are widely used in automobile engineering vehicle, rail transit, elevator security, new energy and other products.

We aim to provide quality products and excellent services for customers both at home and abroad. While providing standard products, Cymanu also deliver one-stop solutions of customized wiring harness and connectors to meet clients' needs here.


Ningbo Changyu Electronics Manufacturing Co., Ltd.

Phone: +86-574-63515808

Fax: +86-574-63515908


Address: No. 389, East Chongshou Road, Chongshou District, Cixi City, Ningbo China

Zip code: 315334