Rosewool Insulation Refractory Co.,Ltd. was founded in 1960s and located in Zhengzhou, Henan Province, China. It is a comprehensive company, integrating manufacture, sales and construction into one. It is the thermal and insulation materials recommended supply unit of Chinese electric power ministry, metallurgical industry, cement industry, national petroleum industry and chemical industry. It is also the experimental base of China Academy of Building Research and Tianjin Chemical Research and Design Institute.