The California Manufacturers Association (association), representing more than 500 private employers, appeals from a judgment denying associations petition for a writ of mandate by which it sought to invalidate four orders of the Industrial Welfare Commission (commission). The challenged orders regulate the wages, hours, and conditions of employment in the following industries: Order 1-76 regulates the manufacturing industry; order 3-76 regulates the canning, freezing, and preserving industry; order 4-76 regulates professional, technical,
