Chengdu Xihe Heatsink Factory was built in the mid-1980s, it has 33 years profession experience till now, with the construction area of more than 10,000 square meters, specialized in manufacturing aluminium Heat Sink for the power semiconductor device, undertaking all kinds of aluminium heatsink` design, production and sales.At present, the enterprise has become a leading enterprise and created Nine of the most in the domestic counterparts.Design ability is the strongestMaximum machining equipmentExtrusion equipment is the most advancedWelding equipment is the most advanced ( use friction stir welding technology, no welding accessories)The widest processing size at one time (800mm) The longest perimeter extruded at one time (14,000mm)The newest products (Several hundred) The biggest solo product power (Wind-cooling heatsink 20,000W, liquid-cooling heatsink 10,000W.)The best testing equipment (Wind-resistant and heat-resistant curve testing machines), with the ability to produce heatsinks more than 3,000 tons annually.Our factory uses brand Dongxia as our registered trademark, which is ISO9001: 2008SGS and ROHS certificated. The existing products range including air cooling, natural cooling, water cooling, heat pipe, SCR heat sink, etc. special series of the heat sink and heatsink accessories. The material is aluminium alloy 6063.Application range: SVG, APF, inverter, frequency converter, new energy (charging equipment), new energy (vehicles), power supply (induction heating power supply, electroplating power supply, emergency power rectifier, inverter power supply, switching power supply, military power , Laser power supply, etc.), welding equipment, broadcast communication, instrumentation, control cabinets, power regulator, soft start, LED, electronics, military, railways, aerospace and other fields.