4 sentences for 新春 (xīn​chūn — Lunar New Year)

1. 祝大家新春快乐，万事如意！

   zhù dà​jiā xīn​chūn kuài​lè, wàn​shì rú​yì!

   Wishing everyone a happy Lunar New Year and all the best!

   Source: Dong Chinese Dictionary

2. 辞旧岁，迎新春。

   cí jiù suì, yíng xīn​chūn.

   Bidding farewell to the old year and welcoming the new spring.

   Source: Dong Chinese Dictionary

3. 在此新春之际，祝大家身体健康。

   zài cǐ xīn​chūn zhī​jì, zhù dà​jiā shēn​tǐ jiàn​kāng.

   On the occasion of the New Year, I wish everyone good health.

   Source: Dong Chinese Dictionary

4. 恭祝大家新春快乐，身体健康，万事如意。

   gōng zhù dà​jiā xīn​chūn kuài​lè, shēn​tǐ jiàn​kāng, wàn​shì rú​yì.

   Wishing everyone a Happy New Year, good health, and all the best.

   Source: Dong Chinese Dictionary