Yichang ZonTay Chemical CO.,Ltd is a professional manufacturer of ultrafine barium sulfate, barite powder and ground calcium carbonate, which integrate mineral research,development,production and sales as a whole. We are located in Yichang, Hubei province same as the Gezhouba dam and three gorges, which enjoy convenient transportation access in ocean,land and air. With completed sales network in both domestic and overseas markets. Relying on high-quality mineral resources,,well-equipped facilities,strict quality management and strong technical force,our ...