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Hengyang Tianyou Chemical Co.,Ltd. i.e.,China Nuclear Industrial Group Corp.NO.272 Plant is a large scale chemical industry metallurgy enterprise. It is affiliated with China Nuclear Industry Company. We are national second grade enterprise, first grade measure unit, and good unit of national equipment management. We got the management awards. We were one of 1000 key contact enterprises of national economy & trade committee in 1995. In December, 1997, we got the certification of ISO9002 quality system, We were one of ten key advantage companies of Hunan province in 1999. In December of 2003, 20,000 tons of polymeric ferric sulfate production line which having the independent intellectual property right was built up and gone i  Click for details>>