洛陽紙貴

1. • lit. paper has become expensive in Luoyang (because everyone is making a copy of a popular story) (idiom)
2. • fig. (of a product) to sell like hotcakes

Character by character

• 洛(luò)surname Luo
• 陽(yáng)positive
• 紙(zhǐ)paper
• 貴(guì)short name for Guizhou 贵州 guìzhōu