Yuzhou SpringDay Industry Co., Ltd as one branch of YZSD Refractory Group ,which set up in Oct. 2008, located in Yuzhou city ,Henan province,China.We are focus on refractory,metallurgical , abrasive and insulation materials in these years. Depending on the advantages of rich mineral resource around us ,lower running cost in a small city and hard working of our staffs, we are growing up and doing