1 sentence for 全场 (quán​chǎng — across-the-board)

1. 为了庆祝店庆，全场商品八折优惠。

   wèi​le qìng​zhù diàn qìng, quán​chǎng shāng​pǐn bā zhé yōu​huì.

   To celebrate the store's anniversary, all items are 20% off.

   Source: Dong Chinese Dictionary