What are the national standards for labor insurance shoes?

There are various kinds of labor insurance shoes. The following are some of them:
1, Anti-static shoes and conductive shoes
2, Insulation shoes (boots)
3, Anti-smash shoes
4, Acid and alkali resistance shoes (boots)
5, Anti-puncture shoes
6, Steel making shoes
7, Oil-proof shoes (boots)
8,Warm shoes (boots)
9, Water proof shoes (boots)
Labor insurance shoes standards:
With the continuous improvement of science and technology in our country, shoes making technology changes rapidly. As well as the improving of the shoe materials, The types of safety shoes gradually tend to be diversified and high-end. The requires of domestic security design and technology of shoes also becomes more and more strict.