On the company did not give one month's notice of dismissal how to compensate

This situation is illegal dismissal, the handover day should still pay wages.

1, economic compensation according to the number of years the worker has worked in the unit, pay one month's salary for each full year to the workers. More than six months than less than a year, according to one year; less than six months, to pay half a month's wages to the workers of economic compensation. The monthly salary referred to here is the average salary of the worker for the twelve months prior to the termination of the labor contract or the termination of the labor contract, calculated on the basis of the payable salary.

2, if the unit does not have a legitimate reason to terminate the labor contract, you need to pay double compensation according to the above standard.

The Labor Contract Law

Article 47 The economic compensation is paid to the worker according to the number of years the worker has been working in the organization, and one month's salary is paid to the worker for each full year. If six months or more is less than one year, one year shall be calculated; if less than six months, economic compensation of half a month's salary shall be paid to the laborer.

Article 87 If an employer terminates or suspends a labor contract in violation of the provisions of this Law, the employer shall pay compensation to the laborer in accordance with two times the standard of economic compensation stipulated in Article 47 of this Law.