110 O N E R E P O R T 2 0 2 2 OVERVIEW BUSINESS OVERVIEW AND PERFORMANCE CORPORATE GOVERNANCE FINANCIAL INFORMATION SUSTAINABLE BUSINESS DEVELOPMENT Engineering and Maintenance Suppliers In 2022, Thai AirAsia has a total 134 suppliers for aircraft parts, equipment and maintenance. All suppliers are subjected to qualifications assessment such as Aviation Grade or certification from EASA, FAA or CAAT and the Company’s supplier evaluation assessment. All parts supplied to the Company must meet manufacturer specifications and have not been installed on aircrafts involved in accidents or incidents. Manufacturers, providers and distributors who supply Thai AirAsia are audited once a year using a supplier efficiency criteria. Thai AirAsia expanded its aircraft maintenance network from 2 key suppliers in 2021 to a total 37 domestic and international suppliers in 2022. 100% of suppliers passed evaluation by the Company’s maintenance unit and were authorized by the Quality Assurance of the Engineering Department. Engineering audits are carried on depending on the priority of the supplier based on the frequency of their service and their total value: Sustainability for Engineering and Maintenance Suppliers Thai AirAsia is dedicated to building a sustainable value chain for its suppliers so that they may grow steadily alongside the Company. Value Analysis and Value Engineering principles are used to assess products, services, and processes that will lead with cost efficiency without compromising the quality and safety of the service. The Company extends its safety culture to the suppliers they work with. Since 2016, Thai AirAsia engages key suppliers in hazard identification initiatives to minimise maintenance errors using the KYT (Kiken Yoshi Training) method, which analyses or predicts dangers and seeks preventative measures. The approach is applied to different subjects, such as equipment usage, work processes and proper maintenance to uplift mutual safety. Future Plans for Engineering and Maintenance Suppliers Thai AirAsia strives to continuously improve its supply chain. Beyond annual supplier evaluations based on efficiency, the Company plans to add social, environmental and business ethics criteria to its appraisals to support the sustainability agenda of suppliers and promote them to incorporate environmental, social and governance practices in their operations. The Company plans to conduct annual efficiency and ESG evaluations on all new and existing suppliers within the year 2024. Aircraft Maintenance/Apron Service Supplier Type Number of Suppliers Audited Audit Frequency Base/Heavy Maintenance 7 Annually Major maintenance equipment (engines, etc.) 11 Annually On Apron Refuelling 1 Annually Line Maintenance 8 Every 2 years Parts Maintenance 10 Annual Supplier Evaluation 2020 2020 129 129 2021 2021 130 130 2022 2022 134 134 Total Number of Engineering and Maintenance Suppliers Number of Engineering and Maintenance Suppliers that passed selection and evaluation
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