There are many varieties of valves on the market, and the quality of the products is also uneven. In order to pursue the guarantee of product quality, many consumers will choose to purchase the original imported valve products. Next, Anhui pneumatic ball valve will let you know how to identify whether the purchased valve is imported or not.

Anhui pneumatic ball valve

Pneumatic sanitary grade three-way ball valve

First: factory certificate

Foreign valve manufacturers will issue a certificate to prove that the product meets the requirements of the product when they leave the factory, and they are signed by the person in charge of the production. They have relatively high reliability. This factory certificate looks more like a product delivery. single.

Second: test certificate

Some valves or related accessories will have the same test certification, and a series of test parameters are provided. Some manufacturers test reports are charged separately.

Third: certificate of origin

The certificate of origin is a certificate issued by the Chamber of Origin and is a fee.

Fourth: customs declaration

Large-sized goods imports will have a customs declaration, which shows the country of origin, the country of import and other information, can prove the source of the product. If a small piece of product goes through a fast declaration, there is no customs declaration.

If you have already purchased the product, you can directly contact the manufacturer or the domestic brand office, and provide the product serial number to them, you can easily and effectively identify the authenticity of the product. Of course, when buying a product, you should pay more attention to the quality of the product, not the price of the product. Although it is usually sold at a higher price from a specialized brand office and an agent, the authenticity and quality of the product are After-sales service is guaranteed.

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