The main products include: fully automatic surface/interface tensiometers, electronic scales, particle size analyzers, viscometers, high and low temperature constant temperature baths, and other products. Widely used in research and development, experimentation, quality inspection and other departments of various colleges and universities, medical and health care, industrial and mining enterprises, for analysis and determination of quality, particle size, viscosity, temperature, surface tension and other aspects, it is an essential detection method or commonly used experimental instrument.