Huzhou Zhebao Calcium Technology Co., Ltd is a joint venture registered by Zhejiang Red Eagle Group Co., Ltd. and Shanghai Baosteel Group Co., Ltd. in November 2004 with a registered capital of 25 million yuan. The company is located in Lixianjie village, Meishan Town, Changxing County. In 2006, it obtained the mining right of solvent limestone in Yingdong mountain, Changxing, and put it into production in 2009. The company has more than 150 employees, including more than 50 university, technical secondary school and R & D personnel, as well as an annual output of 1.5 million tons of solvent limestone mine. It still has 24.8 million tons of reserves and nearly 40 million tons of mining resources.