WHY CHOOSE EDD MACHINERY? We have thirty years of industry experience and state-of-the-art infrastructure, quality of products meet the relevant national standards, a metal engineering industry is committed to casting, processing, marketing, and service in one enterprise.


    Manufacturing and exporting experience for over 30 years.
    We are casting and machining together, customer can get more powerful guarantee.it contains raw material and sizes.
    In-house mold design and building capabilities


    Our CNC machining are in high quality
      1)No composition brass mix.
      2)All the material made of ingot
      3)All the blank are tested the chemical analysis before production
    Our copper fittings can be BS,JIS,DIN,ASTM,SAE approved.
    Keep secret to your idea and your design.

  • customization

    Professional design team, mold maker engineer. OEM/ODM service.
    Professional QC and R&D teams to assure high quality
    Fast delivery. For prototype: 7-10 days, Production orders can be arranged specially to meet customer’s urgent demands
    Geographical advantages: within 2 hours to airport or sea port.

Exhibition & NEWSOur latest information







  • How to maintain copper castings in different environments

    Copper castings are non-ferrous metals that have a close relationship with human beings. They are widely used in electrical, light industry, machinery manufacturing, construction industry, defense industry and other fields. They are second only to aluminum in the consumption of non-ferrous metals in...

  • How to choose the material of the sleeve. Copper, Brass or bronze

    Copper sleeves are currently used on many valves, water pipes, air conditioning internal and external machine connection pipes, radiators and other equipment. There are many choices in its manufacturing materials, which can be selected according to different use scenarios. Brass sleeves are generall...

  • Technical development and working life of copper castings

    The quality of copper castings has a great influence on the performance of mechanical products during operation. The wear resistance and dimensional stability of machine tool castings directly affect the accuracy of machine tools, and the impeller and casing of various pumps. The size of the inner c...


Famous as

China copper fittings manufacturers and CNC machining suppliers

,we provide all types of copper fittings, bushes, copper nuts, copper slide blocks, gears, worms, copper shaftings, copper valves, copper impellers, washers, pneumatic fittings and so on. These products are widely used in air conditioner, engineering machinery, coal machinery, textile machinery, mechanical transmission parts, shipbuilding, metallurgy, mining and air operated,the hot-water heat,the coal gas, the air compressor,the refrigeration,the chemical industy,spinning and weaving, plumbing engineering project and so on, We can according to user requirement to make CNC machining .