Your Questions are Answered​

About Service

If quality problems happen we promise re-send the item.

Yes, we offer free samples, please contact us to confirm shipping information.

Yes, OEM and ODM are available.

Normally 2000 pieces, If the total purchase qty is large enough, the MOQ for relays could be adjusted then.

About Shipping

Usually, about 30 days after getting deposit. Contact us if you need a faster method.

The lead time is 4 weeks if all material are ready upon receiving advance payment.

About Payment & Price

Terms of Payment: 50% down payment within one week upon order confirmation, 50% balanced payment shall be settled before cargo leaving from our factory.

The quoted price shall change with the exchange rate and material cost fluctuation that shall be updated if material cost or exchange rate floats over 2%.

About Certifications

Yes, don’t worry, we have PLI insurance for all of our HVACR parts.

Sure, you can check our certification demos here and ask for the certifications with a specific product.

About Market

Scroll to Top


  • We will contact you within 12 hours
  • Don’t worry, we hate spam too!
  • 19

    Years of experience


    Countries & Areas

    500 +



    ㎡ Manufacturing Factory