What does a prohibition mark on a package indicate regarding hand hook operation?

A prohibition mark on a package specifically indicates that hand hook operation is not allowed. This sign serves to ensure safety during the handling and transportation of the package, signaling to operators that using hand hooks could lead to potential hazards, such as damage to the package or injury to personnel. This mark acts as a critical guideline to prevent misuse and maintain safe practices within operational environments. Understanding and adhering to such indicators is vital for effective risk management in material handling.