The utility model can fast and exactly position the die which is needed to be punched, can also largely improve the work and production efficiency, and has a simple structure and convenient operation.

本实用新型能准确、快速地将需要冲压的模具进行定位，还可以大大提高工作和生产效率，并且结构简单，操作方便。

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NC machine tools work so fast that their production rate is equal to the rate of five manually operated machine tools.

数控机床工作迅速，其生产率是手动机床的五倍。

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Having reached their 30s or 40s, when they can no longer do mind-numbing, fast-paced and finicky work on production lines, they will often go back to the countryside.

ECONOMIST: Urbanisation