This Decree shall be applicable to materials contacting with foodstuffs including food processing equipment and machinery, packaging and labelling materials. The aforesaid materials shall meet the following requirements: (a) to have high level of physical and chemical resistance; (b) do not alter eating qualities and nutritional value of foodstuffs during processing, storage and transportation; (c) do not confer toxicity to foodstuffs; and (d) to ensure protection of foodstuffs against contamina