Im looking to buy an 1390 Chinese laser with 80w w1 Reci tube for engrave and cut sometimes.

The suppliers i talked are.

Gweike, JQ Laser, Exlas, Aeon, Thunder Laser.

Best price comes from Gweike, Exlas and JQ.

Wich one of these Chinese Machines you recomend?

Whats the Difference with Thunderlaser wich is 2-3K more exspenasive than other china lasers?

Thnx in advance