About Haiyongchang Electronics
Qingdao Haiyongchang Electronics Co., Ltd. is a professional manufacturer specializing in the R&D and production of electronic connectors, terminals, plastic housings, and fan impellers.
Company Overview
- Founded: 2003
- Location: Qingdao, Shandong, China
- Total Assets: 80+ million RMB
- Employees: 300+
- Factory Area: 15,000+ sqm
- Certifications: ISO9001, ISO14001, RoHS, REACH, UL (select products)
Full In-House Production Chain
We have established a complete production capability from product R&D, mold design and fabrication, to injection molding and final assembly. This vertical integration ensures quality control at every stage and enables competitive pricing for our customers.
R&D & Product Design
In-house engineering team with 20+ years experience. Custom design from your drawings or samples.
Mold Making
Precision mold design and fabrication. Own 50+ proprietary LBS connector molds with national patents.
Injection Molding
PA66, PBT, Nylon, and various engineered plastics. Automated production lines.
Assembly & QC
Strict quality control. 100% testing on critical parameters before shipment.
Key Customers
We are a trusted OEM supplier to leading global brands in the home appliance and automotive industries:
Our Products
- Ring Type Terminals (PVC, Nylon, Non-insulated)
- U-Type / Spade / Fork Terminals
- 2.8mm, 4.8mm, 6.3mm Series Connector Housings
- Insert Series, Soft Sheath Series, Wire Buckling Series
- Cylindrical Terminals, Compressor Connectors
- Cross Flow Fan Impellers & Axial Fan Blades
- LBS Proprietary Connector Series (50+ patented models)
- Custom LED Housings & Plastic Injection Molded Parts
Business Philosophy
We are committed to scientific management, pragmatic quality control, and sincere customer service. Our mission is to provide reliable connector solutions at competitive prices. Contact us today to discuss your project.