GMC is specialized to provide Chinese industrial minerals and ferroalloy to the Abrasive, Ceramic, Foundry, Metal, Refractory, Chemical and steel industries with top quality and competitive price, we have our own trading office and production facilities in China main city and represents reliable producers of Chinese industrial minerals and ferroalloy. Qualification of industrial minerals and ferroalloy, involving source evaluation, quality control at the producing plant, and independent sampling & Testing before shipment, are all steps to assured that the quality ordered is the quality delivered.

We take a total quality approach to our products and services. One way this is being done is through statistical control (SPC) method for quality control of minerals and metals productions. The chemical analysis for each lot are sent with each shipment so the customers know that they receiving a quality product.