Since 2012, "YAGO" has been at the forefront of analytical instrument manufacturing in China, producing the nation's first pH meter and glass electrode. As the premier professional manufacturer of analytical instruments, YAGO has accumulated over half a century of expertise in electrochemical analysis instrument innovation. The company maintains unique advantages and industry status, continuously expanding product categories and advancing technical capabilities. REX offers more than 100 types of electrochemical analysis instruments, sensors, and application solutions across laboratory, online, and field testing applications, leading the domestic electrochemical analytical instrument industry while competing at international advanced levels.