鼎正集团（鼎正重机和迈塔乐母公司）是国际知名专业化工程承包商。具有工程设计、工程总承包及建筑安装和压力容器资质，ISO认证企业。集石灰及深加工、球团、冶金、铸造、压容和环保的高效节能技术与装备设计制造、科技成果转化于一体的科技创新型企业，综合实力业内领先。国内外唯一全产业链、全窑型的石灰综合企业。主要产品：矿山设备；先进石灰窑：回转窑、双膛窑、竖窑；深加工装备（消石灰，轻钙纳米钙，重烧及金属镁冶炼等）。 Dingzheng Group (parent company of Dingzheng Heavy Machinery and MER) is located in the ancient city-Handan, Hebei Province, as Worldwide Famous Professional Engineering Contractor; the Council member and the leading member of lime kiln technology orientation catalog in China Lime Association. DZGroup has the qualifications of engineering design, engineering procurement contracting EPC, construction and installation and pressure vessel manufacture, also ISO9001 certificate. DZG is one science and technology innovation enterprise, with high-efficiency energy-saving technology and equipment R&D design and manufacturing, the commercialization of research findings, integrated lime, metal magnesium, pellets, metallurgy, foundry, pressure vessel and environmental protection industry, the comprehensive ability is leading of China. Ten years of rapid development, the DZG has become the only lime integrated enterprise of comprehensive industrial chain and all kiln types in China and even in the world. Main production: mine exploration engineering including advanced twin-roller crusher; all lime kiln types: Preheater Rotary kiln, twin-shaft PFR kiln, various shaft kilns,; lime deep processing equipment (hydrated lime, PCC/NPCC, sinter do-lime/dead burnt do-lime, magnesium smelting); We would like to share a new chapter of world lime with friends all over the world!