When is a safety officer is appointed under Factories act 1948?

When is a safety officer is appointed under Factories act 1948?

Under Factories Act, appointment of a Safety Officer in factory is mandatory

a. Where one thousand or more workers are employed on regular basis.

b. Where any manufacturing process or operation is carried on which process any risk of bodily injury, poisoning or disease or any other hazard to health of the person employed in the factory.