QIAI.Since its establishment in 2010, QIAI has specialized in manufacturing the “QIAI” brand series of pipe fittings. As a fully certified and well-managed pipeline system manufacturer, the company offers an extensive product line encompassing stainless steel corrugated hoses for gas applications, plumbing pipes and fittings (such as PP-R and aluminum-plastic composite pipes), various valves, and manifold systems. With a robust management system, the company holds multiple international certifications including ISO9001 and EU CE certification. It operates a CNAS-accredited laboratory and serves as a drafting unit for industry standards. Backed by reliable quality and PICC insurance coverage, QIAI is committed to providing safe, high-quality pipeline connection and transportation solutions for the gas and plumbing sectors.