Over 15 years ago, Shanxi Regent Works Inc began manufacturing fitness products for many of the best known fitness companies such as Wal-Mart, ADIDAS, TSA, Metro and COSTCO and so on. In 21st century, we introduced the brand new and environment-friendly fitness generation ECO WEIGHT which are formed by cool cast process instead of the traditional cast iron process, completely abandoning the high energy consumption and heavy pollution cast iron process. Today, Regent Works is recognized as one of the leading manufactures in fitness field.