With 250% of annual growth rate, short technology transition pace of 18 months, and workforce challenges in Shanghai city, Western Digital Shanghai as a high-volume & high-mix semiconductor backend factory overcame these challenges by implementing diverse 4IR use cases such as automated product design system, machine learning based virtual wafer test, in house designed lights-out automation and intelligent planning system and have achieved 40% time to market reduction, 221% productivity improvement, 75% manufacturing lead time reduction and 62% product cost reduction