Laser cutters and engravers

I’m thinking of buying one to expand my services. Anyone anafanya such stuff or knows some stuff here? Mostly one that can cut aluminium sheets on the hard stuff, acrylic on the lighter side

Following

The Chinese make pretty good laser cutters. And cheaper than branded products.

I’ve seen people post a few problems with their machines
others go ahead to personally tweak afte r buying parts so as to increase the wattage

oh well