CHANGSHA JIAN-YI NEW MATERIAL CO.,LTD. is located in the National Economic and Technical Development Zone in Ningxiang, Changsha, Hunan Province. Since its foundation in 2008 ,the company has invested 120 million yuan to build a modern workshop of 12000 ㎡, with 26 advanced production lines. At present, JIAN-YI becomes the biggest base of geotextile materials in south China, with the most complete varieties. In 2014, the up conversion anti-counterfeit IR(infrared) phosphor material production line has began production. The main products: *staple non woven needle punched geotextile *long fiber non woven needle punched geotextile *HDPE geomembrane and related compound geomembrane(geotextile & geomembrane) *waterproof material *sodium bentonite geosynthetic clay liner(GCL) *3D compound plastic drainage geonet *ecological bag *upconversion IR phosphor material Application - anti-seepage engineering - roof garden material - ecological recovering - anti-counterfeit, anti-fake material