Business Performance

• Profit from operations: NT$3.47 billion, second highest in USI history.
• EPS NT$1.45. Individual revenues: NT$15.6 billion, second highest in USI history.
• Ranked in the top 6-20% of listed companies in the Corporate Governance Evaluation 2022.
• Same rating by Taiwan Ratings at twA/twA-1 with a "steady" outlook.
• Started the commercial operations of Gulei Project in December 2021 and completed the mid-term delivery of EVA facility in October 2022.
• Innovation and R&D accumulated 143 patents.
• UE4055 annual sales accumulated 5,894MT, the highest in USI history.

• 2022 employee turnover (excluding retirement) was 4.8%, significantly lower than the 12.6% average of traditional manufacturing industries.
• The rate of full-time employees and local employment was 98.9% and 77.31%, respectively.
• Organized 4,545 hours of HSE education and training for a total of 1,502 persons. Organized 32 sessions of emergency fire drills, project training, and physical/mental training with a total 1,046 participants.
• Implemented 2,725 hours of training on process safety management (PSM) for a total of 746 persons.
• Led the pipeline maintenance and function team of the underground pipeline joint defense organization in 2022, rated excellent in pipeline joint defense operation by the Industrial Development Bureauof the MOEA.

• The accumulated on-grid capacity from solar power projects has reached 5.9 MW to generate green power of about 7.3 GWh and reduce carbon emissions by about 3,700 tCO2e each year.
• Adopted forestation of 5 hectares for 20 years through promotion of the Forestation Adoption Program Phase II in collaboration with the Experimental Forest,College of Bio-Resources and Agriculture, National Taiwan University.
• The 2022 environmental expenditure was about NT$160 million in total.
• Annual reduction: Electricity by 1.31% (2015-2022 average 1.37%) and water by 5.65%.
• Recycled wastewater by 32,153MT, accomplished 268% of the target for 2022.
• Continuously implemented ISO 14064-1 Greenhouse Gases Inventory and Verification, including Scopes 1, 2, and 4.
• Implementation of the ISO 46001:2019 Water Efficiency Management System and completion of verification.
• Implementation of ISO 14067:2018 Carbon Footprint of Products and verification.
• Recovered 11.89MT of plastics through promotion of the plastic resin pellet leakage prevention and management program in 2022.
• Increased materials recycling rate to 13.1%.
• Increased green purchase expenditure by 120% over 2021 to NT$9.62 million.