#### Responsibilities Responsible for drawing review, on-site construction management, system commissioning, testing and acceptance of CDS, GDS, and SDS for semiconductor and high-tech electronics facilities Drawing review and scheme optimization: Review construction drawings for CDS acid/alkali/organic solvent/CMP slurry supply systems, GDS high-purity specialty gas systems, SDS nitrogen/argon bulk gas systems Full-process on-site construction management: Lead equipment acceptance, installation supervision, pipe laying, welding, cleanliness treatment Cross-discipline interface coordination: Coordinate with civil, electrical, plumbing, HVAC, fire protection, and BMS/automation disciplines System commissioning and testing acceptance: Pressure testing, leak detection, purge/clean, cleanliness testing, pressure stability testing, alarm interlock testing, flow commissioning