HDSC is a technical company in R&D and manufacturing of instrument and control devices for power generation industry. Our innovative Silo Decongesting System and highly accurate drum level gauges are being widely used in power plants around the world. HDSC is a member of ABMA. HDSC is the writer of several technical codes for China's power industry, including the Code for Coal Feeder Fault Diagnosis & Automatic Decongesting Device for Coal Silos, and the Code for Boiler Drum Level Measurement Technology for Coal-fired Power Plants. We are one of the few Chinese companies that changed the "China Made" to "China Invented". HDSC's products have been installed on over 720 units. We won customers' trust through innovative R&D, high quality control in manufacturing, strict test procedures, careful installation and excellent after-sales services. Our customers are from 31 provinces of China and Australia, Turkey, India, Indonesia, Philippines, Vietnam and Bosnia-Herzegovina.