Rising Yield Precious Metal Limited is specializing in sellingTungsten Rod of purity 99.99% and 99.98% and both of them are inaerospace industry quality. We have ISO9001:2008 GB/T 19001-2008and all the necessary Certificates for export.We sell tungsten rod directely from the factory and our advantagesare as follow:7 qualityindexs of national test standardHigh purity tunsten powder rall materialHigh-precision technical equipmentoriginal price from factory