Selection of Amenities Suppliers for SEN Grand Hotel and Spa, Hanoi, Vietnam Using the TOPSIS Method

Introduction: Effective supply chain management plays a crucial role in the hospitality industry, particularly in supplier selection, as it directly impacts service quality, operational costs, and customer experience. The TOPSIS method, when combined with AHP, helps optimize the supplier evaluation process by reducing subjectivity and prioritizing key performance indicators. Important criteria include price, quality, delivery time, and reliability, with product quality, delivery performance, and supplier reputation being the key factors. The trend of integrating sustainability criteria into supplier evaluation is gaining increasing attention, considering economic, social, and environmental factors. Objectives: This study aims to evaluate and select the most suitable supplier of convenience items for SEN Grand Hotel & Spa, Hanoi, Vietnam, using the TOPSIS method. The specific objectives include: (i) Identifying key criteria in supplier selection, including service quality, delivery time, cost, reliability, and environmental friendliness; (ii) Applying the TOPSIS method to rank and select the most appropriate supplier; (iii) Proposing an objective decision-making approach to optimize the supply chain and enhance hotel service quality. Methods: This study employs a quantitative approach using the multi-criteria decision-making technique TOPSIS to evaluate and select suppliers. Data is collected from relevant sources, including information on potential suppliers and evaluations based on five key criteria. After processing the data, TOPSIS is applied to rank suppliers according to their suitability for the hotel’s needs. The final results determine the highest-scoring supplier, ensuring objectivity and optimization in the decision-making process. Results: Based on the ranking of suppliers, SEN Grand Hotel and Spa can prioritize the selection of amenities suppliers in the following order: Tân Định, TNS Ecomenities, Horecas, Nanomex, and Haloyal. Conclusions: This study has demonstrated the applicability of the TOPSIS method in selecting amenities suppliers for hotels, helping to minimize subjectivity and ensure data-driven decision-making. The findings not only assist SEN Grand Hotel & Spa in optimizing its procurement process but also contribute to the sustainable supply chain management trend in the hospitality industry.