CALCIUM LIGNINSULFONATE ' s properties make their suitable for a wide variety of applications in textile dyestuff, Concrete admixture, metallurgic engineering, petroleum industry, pesticides, Carbon black, Animal feed, and porcelain, etc.1. In the field of concrete additives, the calcium ligninsulfonate series products can be applied as common water reducing admixture and built material of series multifunction high-performance water reducing admixtures. The products can be directly adopted as additive in the concrete. Moreover, they also can be compounded with such high-performance water reducing admixtures as naphthalene series and melamine series etc. And, they are also ideal materials for series retarding agents and pumping agents etc.2. The calcium ligninsulfonate series products can be adopted as the adhesives in the briquetting procedure in the vertical retort zinc smelters. 3. The calcium ligninsulfonate series products can be used as embryo reinforcing agents in the fields of p