The invention discloses a production system of chocolate. The production system comprises a shell, as well as a mixing machine, a grinding machine, a refining machine, temperature control equipment and a control module which are arranged in the shell, wherein the mixing machine is connected with the grinding machine through a pipeline; the temperature control equipment is connected with the mixing machine, the grinding machine and the refining machine respectively through another pipeline; the temperature control equipment is used for controlling the operating temperature of the mixing machine, the operating temperature of the grinding machine and the operating temperature of the refining machine; the control module is electrically connected with the mixing machine, the grinding machine, the refining machine and the temperature control equipment; and the control module is used for controlling the operation of the mixing machine, the operation of the grinding machine, the operation of the refining machine and the operation of the temperature control equipment after receiving a control instruction. According to the production system disclosed by the invention, small-scale and small-batch production can be realized, the controllability is high, the customized production technology is realized, and the flavor and the quality of the chocolate are improved.