Zhè jiā bǎihuòshāngdiàn xià gè yuè jiù yào guānmén le.
This department store is closing next month.
Tips
usage
百货商店 is the full form; 百货 alone or 百货大楼 are also common. In modern China, 百货商店 is being replaced by 购物中心 (shopping mall) but remains widely understood.