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Product quality commitment
  The leadership thought of "pursuit of excellence" has always inspired Haiyu staff; let every employee start from themselves, strictly control every procedure of product manufacturing process, and never let off any disqualified products. Relying on years of effort, we are confident to provide a five-year warranty on our products, so you can feel free to use our products.
 
All Haiyu products have gone through 100% strict quality inspection before leaving the factory, the number of motor simulation testing is more than 10000 times; we are the first enterprise in domestic market to committee 99% product quality pass rate. The company has passed ISO9001: 2008 quality management system certification and other multiple product certifications, including the EU TUV, CE certification, the United States UL certification, the global environmental certification of ROHS and China CCC certification, moreover, the enterprise implements internal 6S management. It is our bounden duty to provide customers with excellent quality products.

 
 
         
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