Where do you order the case for manufacturing?

Question

Iron

Good afternoon, where can I order a case for one device in China, dimensions 5 * 5 * 2 cm with holes for ventilation for the beginning of 10 pcs.

Answer 1

Case 51x51x20 mm (5 pcs) , but you will have to drill the holes yourself.
There is also a large store on Ali , you can search there.