Connector

The utility model provides a connector which has satisfying conductivity and long-term stability. The connector comprises a first connector which is provided with first connector terminals and a second connector which is provided with second connector terminals. The two connectors are connected with each other, and aimed at contacts on the first connector terminals, solder diffusion is prevented. Each first connector terminal comprises a body and a tail portion extending from the body. The body is provided with a protruding area which is raised from an area of the body. The contact is disposed on the protruding area and is used to contact with the second connector terminal. A gold layer is disposed on the protruding area. Finally, a solder barrier layer is disposed on an area between the protruding area and the tail portion.