What can be used after maintenance can be resold, and what cannot be repaired can be recycled, turning waste into treasure, saving society and resources and reducing the production cost of some products.

Second-hand, second-hand, reprint, not the original meaning. Used and sold. Trading second-hand goods is not the first-hand meaning.

Pinyin: èr Shu

Second-hand, used, old

(~) means indirect; Things passed around: second-hand information; Second-hand equipment purchased from abroad.

Second-hand goods refer to goods that have been traded once or more, as opposed to goods that have just been purchased.

Sometimes it can also refer to news, services, etc. , indicating that it is not up to date.

For second-hand goods, after full utilization and circulation, it can promote environmental protection and the healthy development of the national economy.