1.Imports Pt (99.95%), rh (99. 95%) raw materials 2.Separation and Recovery achieved through pt rn, pd, go, au, ag,
and other precious metals raw materials. 3.Made by refining high-purity pt (99.99%; 99.999%); High pure au
(99.99%; 99.999%) materials, mainly used in the manufacture of high
purity platinum platinum resistance thermometer and thermocouple
wire. 4.Diffusion-platinum composite materials production, mainly for the
glass plates with platinum leakage, such as Crucible.