Machinery, Machine Parts, Oil Gas Machinery, Zhejiang Henghe Petroleum Machine specially produces oil storeroom fittings and greaser fittings, such as breath valves, double_door bottom valves, fueling nozzles and all kinds of tie ins. We have been approved for AAA Capitl Enterprise, Advanced Enterprise, Star Enterprise, Civilization Enterprise for several years, besides we have gone through ISO9001:2000. Welcome to for more, Machine Parts ...