XIFOLONG.Founded in 2009, XIFOLONG (XFL) is a national standard-setting unit specializing in the research, development and manufacturing of special valves in Xi'an GaoLing District, with a registered capital of 308.88 million yuan, covering an area of 80 acres. The company has 43,000 square meters of modern plant and international leading 4500-ton valve testing equipment and other professional facilities, equipped with 100-ton CNC boring machine and other advanced processing equipment, through the API, CE and other international certifications. Focusing on research and development in line with ASME, API and other standards of the gate valve, ball valves and other high-performance valve products, with -196 ℃ ultra-low temperature to 500 ℃ high temperature testing capabilities, products are widely used in petrochemical and other fields. With technological innovation as the core, the company has built a complete system from research and development to testing, and is committed to providing cost-effective industrial valve solutions.