"open for business" in Chinese (Simplified)
开业营业中
Definition
这个表达表示商店、公司或其他场所可以接待顾客并营业了。这可以是字面上的意义（门已经开了）或比喻地指开始运营。
Usage Notes (Chinese (Simplified))
半正式表达，常见于公告、门店标语或新闻，尤指装修或新店开业后。如“现在开业”。只用于商铺、公司等地方，不用于个人。也可表示暂停后恢复营业。
Examples
The new restaurant is open for business.
新餐厅现在**开业**了。
The store will be open for business at 9 AM.
商店将在早上九点**开业**。
After repairs, the bank is open for business again.
修理后，银行再次**营业中**。
We're finally open for business after months of waiting!
等了好几个月，我们终于**开业**了！
The sign says they're not open for business yet.
牌子上写着他们还没有**开业**。
The hotel is open for business all year round.
这家酒店全年都**营业中**。