which consists of zinc and 11% aluminum, 3% magnesium and microcrystalline silicon. With strong chlorine resistance (salt/sweat/seawater/sea breeze/soil) and alkali corrosion resistance, it can guarantee no red rust for 20-30 years
A variety of large-span applications such as mountains, barren slopes, pool fish ponds and woodland, and do not affect crop cultivation and fish farming.