... ,din931size of the product: all sizesurface of the product: yellow zinc plated , zinc plated , black , plain , H.G.Dpacking of the product: bulk , ... dip galvanization, and Dacromet. Our products are produced in conformity with DIN, ANSI, AS, BS, JIS, GB and ISO standards, ... our international market shares. If you are interested in cooperating with us or our products, please don't hesitate to contact ...