Operation of safety committee	Exemplary 5S activities (once per week)
Cycle: Daily, Agent: Management supervisor, Details Improvement of potential hazard factors in the field Details: Negotiations on accident prevention activities for hazardous substance exposure, fire, explosion, etc. Participants: Safety and health management supervisor, team leaders, safety and environment team, safety manager, partner representatives	Cycle: Once per week, Agent: All employees, Details: Field clean up Performance: 150 Cases total

Visual safety for prevention of fall accidents	Safety accident prevention campaign
Display of standard mobile scaffolds and promotion of fall accident prevention rules	Safety accident prevention campaign: Once per quarter (Prime contractor + Partner (Subcontractor) representatives) Placard production and installation: EHS promotion purposes (Replacement: Once per quarter)

Replacement and automation of deteriorating firefighting facilities	Reinforcement of officer safety patrol/Operation of electronic patrol system (Twice per day)
Performance: Execution of replacement and automation of deteriorating firefighting facilities at Cheongyang Factory 1 Key details: Installation of detector cross-circuits and replacement of deluge valves	Officer safety patrol cycle: Twice per day Patrol area: 79 Locations total

Emergency response training (18 times total)	VFS [Valve, flange, switch] campaign
Agent: All employees, Details: Initial response upon accidents, establishment of mutual cooperation system, Performance: 18 Times total	Schedule: August 5, 2021, Agent: Plant manager + Team leaders Details: Close promotion of valves, flanges, switches, etc. within the plant and attachment of stickers