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•   Fuzhou Zhengyin Metal Works Co.,Ltd. is proud to be a major manufacturer hose fittings and accessories such as  cam
•   and groove quick couplings, guillemin coupling, universal air coupling, King combination nipple etc.
•   In the year 2007 we have established a new factory (including casting and machining) for manufacturing cam and groove
•   quick couplings, which located in Fuzhou City, Fujian China.  We have established several factories for casting and machining
•   in Wenzhou, Zhejiang and Fuzhou, Fujian, we mainly deals in the following products:
  •  Camlock and groove quick couplings (Brass, Aluminum, SS316, SS304, Polypropylene and Nylon)
  •  Guillemin coupling Aluminum and Stainless steel
     We also deals in miscellaneous products such as:
  •  King combination nipple and hose mender plated and stainless steel.
  •  Foot valves and round hole basket strainer
  •  Hose clamps  (Double bolt clamp, Superior T-bolt clamp, Spiral clamp)
  •  Pin-lug short shank
  •  Sandblast coupling
  •  Steam hose coupling (Ground joint clamp)
  •  Universal air coupling (American type and European type)
  •  Whipcheck safety cable
  •  etc.
  •As a result of competitive prices, flexible payment modes and good quality, our cam and groove quick coupling and other •products are well received by overseas customers and we are currently exporting throughout Europe, North and South  
•America,  Middle East, Southeast Asia, etc.
 •Through our long-term cooperation and experience in  this field, we have established many factories that serve as our •manufacturing base for clients' special products, so that we may better meet the demands of different clients and markets.

   The following is our factory and products' picture

Equipment for moulds	Mould	Mould
Furnace	Mould	Material
Castings	camlock coupling casting 400 C	camlock coupling casting 400 C
Moulds	Camlock coupling casting 300 F	Camlock coupling 300 A and E
Machining Factory	Semi-products warehouse	Semi-products warehouse
Hydraulic test machine	Camlock couping 600 C	Camlock coupling