广泛适用于车间、仓库、货场起吊重物。
Widely applying to workshops, warehouses, cargo sites to lift heavy goods.
使用前，应先检查各层防护门是否关好，并保证一楼起吊重物的平台下不能有人和物品。
Before using, first check if the protection doors are closed well, and ensure that no person or articles under the platform of the hanged goods at the first floor.
在起吊时不可以斜拉、斜吊重物以免发生危险。
When hoisting up may not pull, hang the heavy item slanting slanting, in order to avoid has the danger.
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