Keke Valve mainly produce butterfly valves in style of wafer type butterfly valve with/without pin on shaft, flange type butterfly valve, single-side connection soft sealing butterfly valve and other industrial control valves. The leading products include concentric butterfly valve, soft sealing butterfly valve, U type body butterfly valve, LT type butterfly valve, desulfurization butterfly valve, sewage disposal butterfly valve, seawater butterfly valve, double offset butterfly valve, check val