Electric valve

An electric valve, wherein the electric valve comprising:

• a valve seat with a valve cavity;
• a valve needle movably arranged in the valve cavity;
• a first valve core, which is arranged in the valve cavity and has a first through hole, the material of the first valve core is a non-metallic material, and the first valve core is located between the valve needle and an opening of the valve cavity;
• and
• a second valve core, which is arranged in the valve cavity and has a second through hole, the material of the second valve core is metal material, the second valve core is adjacent to a side of the first valve core that faces the valve needle, and the second through hole and the first through hole jointly form a valve port;
• wherein, when the electric valve is in a fully closed state, the valve needle passes through the second through hole and makes contact with the hole wall of the first through hole to form a seal, and
• wherein the second valve core is matched with the valve needle for flow regulation.