SME.Since its establishment in 2004, SME has consistently focused on the R&D and production of specialized valves, including high-performance dry quick-connect couplings, pull-off valves, and vacuum relief valves. Committed to technological innovation and lean manufacturing, the company's products are renowned for their exceptional sealing performance, safety reliability, and precision craftsmanship. They are widely applied in demanding fluid control environments across industries such as petrochemicals, semiconductors, food and pharmaceuticals, and new energy. Leveraging extensive expertise and stringent quality control, SME not only delivers safe and efficient connection solutions for complex operating conditions but also ensures its products comply with international high-standard safety regulations. This commitment has established a strong brand reputation within the industry, positioning SME as a key technology supplier for fluid control in numerous high-end industrial sectors.