The detection instrument is used, measurement, observation, calculation of various physical quantities, composition, physical parameters such as appliances or equipment. Vacuum leak detector, pressure gauge, length measuring instrument, the microscope, the multiplier is Dengjun instrumentation. Broadly speaking, instruments can also have automatic control, alarm, signal transmission and data processing functions such as automatic control of industrial processes for the pneumatic control instruments, and electric control instrumentation, and control systems are Distributed instrumentation are the property of instrumentation. 

 Instrument Function: instrumentation can improve, extend or complement the human faculties. People with a sensory organ to vision, hearing, taste, touch external things, and microscopes, telescopes, sound level meter, pH meter, temperature meter and other instruments, to improve and expand the people of these faculties; In addition, some instruments such as magnetometers meter, radiation meter, counting and measuring to the people can feel the sense organs can not feel the physical quantity; also some instruments can exceed the capacity of people to record, calculate and count, such as high-speed cameras and computers. 

 Application effect: centralized management of customer resources around a unified platform for customer information. Improve work efficiency, and integration of existing resources, sharing. The behavior of the business people more effective state action to understand sales. Current state of combing operations, sales process management.