Material introduction: 1, the use of Japan's imported 304 stainless steel spring steel sheet, corrosion resistance, oxidation resistance, not rust, toughness and so on. 2, the use of high-tension aluminum frame AB resin adhesive to ensure that the st
Material introduction:
1, the use of Japan imported 304 stainless steel spring steel sheet, corrosion resistance, oxidation resistance, not rust, toughness and so on.
2, the use of high tension aluminum frame AB resin glue to ensure that the stencil tension
