Zhejiang NOF Chemical Co. Ltd. (member of FRIOFLOR Group Co., Limited) is a 2004 year incorporated corporation invested by several other companies, all of which are in the industry of refrigerant gas manufacturing and steel cylinder production for over 10 years. The company is headquartered in Zhoushan City,Zhejiang Province with its production center in Zhejiang,China and Haryana,India. As a professional manufacturer in the production of refrigerant gas and steel cylinders, it has acquired the “pressure vessel production license” issued by AQSIQ and it is the important key enterprise of Wucheng region.