It is a process that molds Fins for heat exchangers by a fin press machine by bending and cutting the copper pipes for an exact size

It is a process that inserts copper pipes into aluminium Fins for an extension of interior copper pipes.

Blow remaining oil and steam out of copper pipes.

Connect copper pipes with U shape parts and complete with metathesis with nitrogen gas to keep away oxidation of the interior pipes.

Weld U-bend and copper pipes automatically

Test with vacuum a possible leakage for the connection part of the copper pipes

Make an examination with naked eyes if there is a flaw on the exterior of a product and then pack the goods to send to the assembling process.