The invention discloses a multi-parameter monitoring system. The system comprises one or more original physical quantity sampling module and a physical quantity conversion module connected with the original physical quantity sampling module. Data collected by the original physical quantity sampling module is conveniently connected into an information center system, and continuous wearing and continuous monitoring are achieved; in addition, a wireless connection mode enables a wearer to move freely, and then the development, application and popularization of the wearable equipment can be accelerated.