This company has 9 series of more 900 productions of W series hubless and A series hub shielded couplings joining soil pipe and fittings, Hub soil pipe and fittings, all kinds of floor drain and the copper chromium plating grate decorative floor drain comb, All sizes of common single or sealed or double sealed Manhole Cover and Frame against theft, All kind of grate for drainage, stainless steel hubless couplings.

In the recent years, this enterprise has developed many productions of cast iron with graphite, cast steel, cast aluminum, pressure cast aluminum and hardware. Now our casting productions has been exported to foreign market of America, Canada, etc.