NOVELTY - A continuous production device of composite trace element plant nutrient solution, comprises water supply system, solid state material dissolving system, an intermediate storage system, reaction system and finished product storage system, where supply system comprises pure water producing device, a pure water storage tank (1) and pure water weighing jar (3), solid material dissolving system comprises solid material feeding machine, weighing device and the I to V-dissolving kettle (6-10), product storage system comprises product tank and a product storage tank.    USE - As continuous production device of composite trace element plant nutrient solution (claimed).    ADVANTAGE - The continuous production device of composite trace element plant nutrient solution has compact structure, reasonable arrangement, the produced product has stable quality and can be continuously produced in large scale, saves energy and is environment friendly.    DETAILED DESCRIPTION - A continuous production device of composite trace element plant nutrient solution, comprises a water supply system, a solid state material dissolving system, an intermediate storage system, a reaction system and a finished product storage system, where the water supply system comprises pure water producing device water outlet and pure water storage tank (1) of the inlet of water pump (2), where the pure water storage tank is connected with the pure water weighing jar (3) is connected with the water inlet of the dissolving system of solid material comprises pure water weighing jar are respectively I to V-dissolving kettle (6, 7, 8, 9, 10) is connected with the water inlet, a solid material feeding mechanism (4) respectively pass through solid material weighing device (5) is connected with the first class V to the dissolving kettle, the intermediate storage system comprises the first class V to dissolving kettle are respectively I to V level intermediate storage tank and the reaction system comprising I to V level intermediate storage tank (11, 12, 13, 14, 15) discharging opening of respectively I to V level reaction kettle (17, 18, 19, 20, 21) is connected with the bottom, the liquid raw material tank (16) is connected with the I stage reaction kettle at the bottom of the other end of the first inlet orifice, the first level reactor and the II stage of the reaction kettle at the bottom of the other one inlet orifice, the II grade reactor and the III stage of the reaction kettle at the bottom of the other one inlet orifice, the III grade reaction kettle and the IV of the top reaction kettle at the bottom of the other one inlet orifice, the IV level reaction kettle and the V-shaped top part of the reaction kettle at the bottom of the other one feeding opening.    DESCRIPTION OF DRAWING(S) - The figure shows a schematic view of continuous production device of composite microelement plant nutrient solution.    Pure water storage tank (1)    Water pump (2)    Pure water weighing jar (3)    Solid material feeding mechanism (4)    Solid material weighing device (5)    Dissolving kettles (6, 7, 8, 9, 10)