Yuyao City Zhenhua Hardware & Plastic Factory , with its experienced and proffessional crew, is one of the number one company in China in rubber and silicone products manufacturing since 1993 . In our own facilities, we are producing high quality, well appreciated products by world wide customers. In our production range; Different rubber materials bladder-membranes (Naturel Rubber, EPDM, Butly latex, Silicone etc...) for pressure and expansion tanks , Hydrophore and expansion tanks production according to European and US standarts, at the present we have 1L--10000L liter tank and membrane. ours brand Best membrane is very famous in european market and over the world. and also 5-way brass connector-metal tubes-pressure gauge-pressure switch and etc.. accessories for hydrophere systems , Fashionable notebook peripheral products like; - silicone notebook ke

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