To obtain the final thermoforming, it is important to take into account that its forming process is based on an industrial mold that has several relevant qualities to form the material to be processed. These molds have important characteristics and accessories for their accommodation and operation, however, physical adjustments must be made in the machine, the mold assembly process is extensive and its configuration could take several hours, strongly affecting the productivity times of the production center. work, and of course affecting the delivery of the promised product. Given the aforementioned situation, an improvement plan will be proposed for the ILLIG line in the assembly process of the thermoforming mold online for polystyrene cups, in the company Multidimensionales SAS, based on ISO 9001:2015. To obtain more productive time as a result and reacting at times consistent with mold changes. How can you ensure that the industrial mold assembly and disassembly process is efficient and effective?