A batch of national standards will come into effect starting from November 1.

Starting November 1, 54 mandatory national standards, 465 recommended national standards, and 1 guidance technical document will begin to be implemented. Among them, important national standards in fields such as noise limits for mechanical equipment, classroom lighting and illumination, urban compressed natural gas supply, and elderly-friendly services will provide standard support for ensuring production safety and personal health and safety, guaranteeing winter heating and gas supply, and promoting the healthy development of related industries.