谁能帮我把以下汉语句子翻译成英语，谢谢

Abstract:

The new labor contract law in June 29, 2007, will be next January 1 implementation, in the original "contract law," the "Labor Law" on the basis of a more complete China's labor contract system, the effective protection of the workers the legitimate rights and interests, increase the fair, the implementation of the principle of good faith efforts. Labor contracts null and void, starting from the time set on not legally binding, confirmed some of the labor contract null and void, if not affect the rest of the effectiveness of the rest of the still valid. This paper from the labor contract null and void that start with the combination of several circumstances invalid, null and void and to explore its labor contracts found after treatment.

Key words: that the labor contract law invalid