I was working in night KTV, and I officially started on October 2nd. The probation period was three days, and I didn't sign a labor contract. On October 15th, the manager informed me by SMS that I was

I was working in night KTV, and I officially started on October 2nd. The probation period was three days, and I didn't sign a labor contract. On October 15th, the manager informed me by SMS that I was dismissed. ... the easiest way is to complain by phone to the local labor law enforcement supervision brigade, who will supervise and inspect the employer according to the Labor Security Supervision Regulations and order it to pay the unpaid wages.

directly apply to the local labor administrative department for labor arbitration (no charge, no lawyer), and the award issued through labor arbitration,

but you must have proof of paying the management fee of 73.