Abstract: Disclosed is a production line for producing a solar cell, including a texturing device, a heat treatment system, a phosphorus diffusion device, an etching device, a passivation system and an electrode manufacturing system. The texturing device is configured to perform a texturing process of an N-type silicon wafer, the heat treatment system is configured to perform a boron diffusion process and a LPCVD process, the phosphorus diffusion device configured to perform a phosphorus diffusion process on the N-type silicon wafer, the etching device is configured to perform an etching process of the N-type silicon wafer, the passivation system is configured to perform a passivation layer process, a front film process and a back film process of the N-type silicon wafer, and the electrode manufacturing system is configured to perform a preparation process of electrodes on two sides of the N-type silicon wafer to form a solar cell.