"Welcome back to Zhongning" is the most direct way to say "欢迎回到中宁" in Engpsh. "Zhongning" is the pinyin transpteration of the Chinese place name "中宁".

Here are some example sentences using this phrase:

"Welcome back to Zhongning! How was your trip?"

"欢迎回到中宁！你的旅行怎么样？"

"I'm glad you're back in Zhongning. Let's catch up over dinner."

"我很高兴你回到了中宁。咱们晚上一起吃饭聊聊吧。"

"Welcome back to Zhongning! We missed you while you were away."

"欢迎回到中宁！你不在的时候我们很想念你。"

"Welcome back" is a common phrase used to greet someone who has returned after being away. It is often used when someone has been on a trip or has been absent for some time. The word "back" refers to the person's return to a place.