Why do foreigners all want valves to have UL certification?

UL is a product safety testing and certification organization; it was also the founder of American product safety standards. Over the course of more than a century, UL has tested hundreds of products and components against relevant safety standards and evaluated their management systems in accordance with international standards. In the United States, UL represents the symbol of safety for consumers. Globally, UL is one of the most trusted certification providers for manufacturers. UL is the abbreviation for Underwriter Laboratories Inc., the English-language insurance testing laboratory. UL Safety Testing Laboratory is the most authoritative in the United States, as well as one of the largest private organizations in the world engaged in safety testing and certification. It is an independent, non-profit professional organization that conducts experiments for public safety. It employs scientific testing methods to determine whether various materials, devices, products, equipment, buildings, etc., pose a hazard to life and property, and to assess the extent of such hazards ； Identify, develop, and publish relevant standards as well as materials that help reduce and prevent losses to life and property, while carrying out field research activities. In short, it is primarily engaged in product safety certification and the issuance of safety certificates for business operations, with the ultimate goal of ensuring that the market is supplied with goods that meet appropriate safety standards, thereby contributing to the protection of human health and property safety. As an effective means of eliminating technical barriers to international trade in terms of product safety certification, UL also plays a positive role in promoting the development of international trade.

Simply put, it refers to technical barriers in international trade

It seems that foreigners don’t have this requirement!