1、With best wishes for a happy New Year.

祝新年快樂，并致以良好的祝福。

2、I hope you have a most happy and prosperous New Year.

謹(jǐn)祝新年快樂幸福，大吉大利。

3、Seasons greetings and best wishes for the New Year.

祝福您，新年快樂。