Zhejiang Wuyi Zongheng Tools Co.,Ltd.,founded in 1990,is a specialized manufacturer of HVAC tools.Our products include eccentric cone type flaring tools,flaring & swaging tools,hydraulic expander,lever type tube expander,tube cutter,tube bender,pinch-off plier,refrigerant charging scales,refrigerant manifold gauges,valves,refrigeration fittings ,etc.We have certificate of ISO9001:2000 QMS.Our products have sold to European and North America markets.We own many patents for the self-developed products such as hydraulic tube expander,air-condition install spanner,ratchet eccentric flaring tool.Our aim is quality being the first,creditabe operation and self-innovation.