Abstract: For the farm machinery in recent years field operation monitoring equipment production enterprise increase quickly, the product quality is uneven, the compatibility between all kinds of products is not enough, in order to promote product quality improvement, and guide the healthy development of industry, agricultural machinery field monitoring device is presented in this voluntary product certification, evaluation of the quality of the products and the factory quality assurance ability. Based on the national requirements for product quality certification, referring to some institutions related to product inspection provisions, depending on comprehensive integration, this paper puts forward the technical requirements of voluntary product certification for agricultural machinery field work monitoring equipment, including choosing type testing（enterprise） directly or indirectly from + certification supervision（including requirements for factory quality assurance capability） authentication mode, division of tillage soil preparation operation monitoring equipment unit and planting operation monitoring unit, a product type testing, certification, supervision, after the products consistency check and factory quality assurance capability requirements of the audit, etc. Through the implementation of voluntary product certification of agricultural machinery field work monitoring equipment, it can provide help for users to choose, promote the technical progress of agricultural machinery field work monitoring equipment and promote the stable improvement of product quality.