zū jiǎng jiě qì、chōng diàn bǎo huò chǔ wù guì shí，rú guǒ yǒu yā jīn dān huò èr wéi mǎ jì lù，yào bǎo liú dào guī huán jié shù

租讲解器、充电宝或储物柜时，如果有押金单或二维码记录，要保留到归还结束。

When renting an audio guide, power bank, or locker, if you have a deposit receipt or QR code record, keep it until the return is complete.