YiQianHong Co. Ltd, established in 2000, is a professional manufacturer of circular connector ,Ev changing, etc.We have exported more than 100countries like USA,Australia, Canada, Malaysia, Russia, India, Thailand,Germany etc.We are outdoor and waterproof connectors exper.our comprehensive series can meet most requirments and harsh working environments. we can also develop different connectors according to customers requirments.Rely on the integrity,actual strength and quality,Boomingqh have gained the turst and approval from users from all over the world.