China's leading manufacturer of high-end connectors
Rugged. Precise. Customized.
Connecting Your Innovation.
Rugged. Precise. Customized.
Founded in 2010, Yolong Connectors has evolved into a leading manufacturer of high-performance industrial connectivity solutions. We specialize in the design, vertical manufacture, and deployment of ruggedized interconnects for mission-critical sectors, including Aerospace & Defence, Robotics, Medical, Industrial Automation, and 5G Communications.
Backed by a fully vertically integrated supply chain—from precision mold making to automated assembly—and ISO9001/IATF16949 certifications, YoLong delivers superior connectivity solutions ranging from Mil-Spec and M-Series connectors to custom cable assemblies, empowering innovation in the world’s most demanding markets.
- 16+ Years Professional Service
- 30+ Cooperated Countries
- 2000+ Happy Customers
- 10000+ High-quality Products


Certifications
Latest News

Industrial Robot Connector Guide: How to Select Connectors for Robotic Arms, End Effectors, and Mobile Robots
Robots place connector requirements that most industrial equipment never encounters:

EV Charging Connector Types Explained: CCS, CHAdeMO, Type 2, NACS, and GB/T
There are currently six major EV charging connector standards in

IP67 vs IP68 vs IP69K Connectors: What’s the Difference and Which One Do You Need?
IP67, IP68, and IP69K are the three most common ingress

Heavy Duty Connector Selection Guide: Types, Configurations, and How to Choose
When a standard M12 or circular connector isn’t enough —
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