According to Section 2(m) of Indian Factories Act, Factory means "any premises including the precincts Thereof
i. Whereon ten or more workers are working, or were working on any day of the preceding 12 months and in any part of which is manufacturing process is being carried on with the aid of power as is ordinarily so carried on; or
ii. Whereon twenty or more workers are working or were working on any of the preceding 12 months and in any part of which a manufacturing process is being carried on without the aid of power pr is ordinarily so carried on.