1. Before use, the working load and scope of application on the label must be clearly seen. Overload is strictly prohibited. The chain and

rigging shall be visually inspected and can only be used after they meet the requirements.

2. Under normal use, the lifting angle is the key to affect the load, and the maximum included angle shall not exceed 120 degrees.

3. It is prohibited to connect the chains with irregular connectors. It is forbidden to directly hang the load chain sling on the hook of the 

crane hook or wind it on the hook.

4. When the chain sling surrounds the object to be hoisted, the edges and corners shall be padded to prevent damage to the ring chain and

the object to be hoisted.

5. The normal operating temperature range of the chain is -40℃-200℃. Twisting, twisting and knotting between chain links are prohibited,

and adijacent chain links shall be flexible.

6. When lifting objects, the lifting, lowering and stopping shall be balanced slowly to avoid impact load, and heavy objects shall not be

hung on the chain for a long time.

7. When there is no suitable hook, lifting lug, eyebolt and other connecting parts for the slings, the single leg and multi leg chain slings

can adopt the binding type cable tying method.

8. The chain slings shall be handled with care. It is strictly forbidden to throw, hit or drag them on the ground to avoid deformation of the

chain, surface and internal damage.

9. The storage place of chain and rigging shall be ventilated, dry and free of corrosive gas.

10. Do not sttempt to forcibly pull the chain slings from under the weight or let the weight roll on the chain.