Properly hanging a 1-ton hand chain hoist is a critical aspect of its usage. The hoist must be securely attached to a stable support structure. This ensures that the load can be safely lifted and suspended without the risk of the hoist detaching or causing instability. 

The suspension point should be capable of withstanding the weight and forces exerted during the lifting operation. It is essential to double-check the fastening and ensure that it is firmly in place before commencing the lift. 

Any negligence in the correct hanging of the hand chain hoist can result in a dangerous situation, potentially leading to accidents and damage. Therefore, taking the time to ensure proper suspension is an essential step in the safe use of the 1-ton hand chain hoist.