PT Trinitan Metals and Minerals Tbk is an Indonesia-based company, which is focused on the metals and minerals processing business. Its products include Lead, which includes Pure Lead 99.99% and Pure Lead 99.97%, Antimony Lead, Calcium Lead, Tin Lead, and Antimony. Pure Lead 99.99% is a lead with purity level of 99.99%. The production process through hydrometallurgical with electrolysis. Usually used for active components in battery, as mixture of tin solder, as the soundproof, and as a material of material to block radiation from the x-ray machine. Pure Lead 99.97% is a lead with purity level of 99.97%. This product processed with pyrometallurgy method through refinery. Principally, the usage of this product is the same with 99.99%. Antimony Lead is a lead combined with Antimony and any other elements. Calcium Lead is a lead combined with Calcium and any other elements. Its subsidiary includes PT Hydrotech Metal Indonesia, which is involved in research and development of science.