KLA Archer tools, including recipe set up, data interpretation and tool operation; 2. ASML YieldStar tools, including recipe set up, data interpretation and tool operation; 3. Hitachi CDSEM skill including recipe set up, data interpretation and tool operation; 4. AMAT Verity CDSEM skill including recipe set up, data interpretation and tool operation; 5. Responsible for starting up, developing and optimizing processes to improve product quality and reliability, working on process yield improvement, cost reduction, productivity improvement and risk management as well as resolving manufacturing line problems.