All these big deals came at a particularly significant time for GE Aviation, which marked 100 years in business in 2019. The company had other things to celebrate as well: For instance, it deployed Lean manufacturing to successfully turn around a plant in Batesville, Mississippi, that had been struggling to keep up with demand for high-tech parts for GE’s latest jet engines. It takes a lot to build the future of flight — and the plant staff proved more than up to the task.