What does New Year's Day mean?

If you mean happy new year, you mean the blessing to the Spring Festival.

Good luck in the new year means that everything you do in the new year is full of good luck and good luck.

A greeting is a sentence that expresses good wishes to people. In the development of society, greetings are not limited to festivals and banquets. Common couples send short messages to each other, greetings and blessings in cold and warm weather, encouragement and blessings from friends every day, and greetings and blessings every morning. There are many kinds of greetings, which can be touching, exciting and humorous. These changes can reflect the enhancement of feelings and friendly exchanges between people.