This Circular, consisting of 5 articles and two Appendixes, establishes: 1. The list of permitted raw materials to be imported from foreign countries for use as production materials (Appendix I). 2. The list of raw materials (including: shells of mollusks, crustaceans or echinoderms, granulated slag sand, chemicals, plastic, minerals, etc.) collected from production processes of export-processing enterprises and enterprises in non-tariff zones and permitted to be imported into the inland for use