Diànpù dǎyàng hòu, lǎobǎn bǎ ménbǎn yí kuàikuài zhuāng shàng.
After the shop closed, the owner put the shutter boards up one by one.
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In old Chinese shops, the storefront wasn't sealed by a single door but by a row of removable wooden 门板 - taken down at opening and put back at closing. The image survives in the modern phrase 上门板 ('put up the shutters', i.e. close shop).