Suns casting pipe Co.Ltd is an enterprise runs by private citizens.It was built in October, 2003, it is one of the biggest acentric nodular graphite cast iron pipe enterprises in China.

• 泫氏铸管有限公司是一家民营股份制企业，2003年10月投入生产，是全国大型离心球墨铸铁管材生产企业之一。