Since 1991, Yudian has been devoted to designing and manufacturing industrial instrument for the efficient operation of industrial processes and has provided specialised solutions for energy intensive and regulated industries for over 31 years. The product lines include PID Temperature Controller, Intelligent Indicator, Paperless Recorder, Power Meter and other instruments, which are widely used across a broad spectrum of markets including heat treatment, glass, plastics, life science, food & beverage, oil & gas, power and water.
        Headquartered in Xiamen, Yudian has established subsidiaries and branches in Hong Kong, Pakistan, Bulgaria and South Africa. With certificates of CE, ROHS and UL, Yudian's instruments have been sold to all around the world, with global sales and engineering support covered by a network of agents across Asia, Europe and Africa.