You can apply for our after-sales service if the quality fails to meet your requirements. But this situation will not happen because we have a perfect quality assurance system.

First, HULK Metal will send structural pipe fittings samples to let you test their performance. We will only mass-produce the order after you are satisfied.

Secondly, the quality inspection team will track the production of the order and provide feedback on the inspection data. You can also participate in on-site inspections via video calls.

Thirdly, we will conduct a pre-shipment inspection to ensure that the product quality can meet your requirements.

Finally, we have quality assurance services, any quality problems will be properly resolved.