The present teachings relate to a method for improving a production process for manufacturing a chemical product at an industrial plant comprising at least one equipment and one or more computing units, and the product being manufactured by processing at least one input material, which method comprises: providing at least one desired performance parameter related to the chemical product, determining a set of control settings for controlling the production of the chemical product: wherein the control settings are determined using a scorer module configured to select at least one historical object identifier from a memory storage, wherein the historical object identifier has appended to it historical process parameters and/or operational settings that were used for manufacturing past one or more chemical products. The present teachings also relate to a system for improving the production process, a use and a software program.