| 1 | Material Quality and Traceability | Confirm the grade, composition, and traceability of brass, stainless steel, aluminum, or zinc alloy used in each component. | Documented material specifications, batch records, and corrosion-resistant substrates suitable for humid hotel bathrooms. | 15% | Material documentation and consistency |
| 2 | Custom Design Capability | Evaluate engineering support for custom dimensions, concealed fixing, mounting plates, logo-free designs, and coordinated product families. | Ability to review CAD or technical drawings and provide production-ready samples before bulk manufacturing. | 13% | Design flexibility and engineering response |
| 3 | Finish Durability | Check coating thickness, adhesion, resistance to humidity, cleaning chemicals, abrasion, and discoloration. | Applicable salt-spray testing under ASTM B117, coating adhesion testing under ASTM D3359, and documented finish-care instructions. | 13% | Test evidence and finish consistency |
| 4 | Product Safety and Compliance | Verify that applicable products meet plumbing, accessibility, load, and material-safety requirements for the destination market. | Relevant compliance with standards such as ASME A112.18.1/CSA B125.1, NSF/ANSI/CAN 372, ADA requirements, or local equivalents. | 12% | Certificates and market suitability |
| 5 | Quality Management System | Review incoming inspection, in-process checks, final inspection, corrective actions, and record retention. | An ISO 9001-certified quality management system or an equivalent documented and independently auditable process. | 11% | Process control and audit readiness |
| 6 | Prototype and Sampling Process | Assess the supplier’s ability to produce functional samples and confirm fit, finish, mounting, and packaging before mass production. | Written sample-approval procedure with dimensional inspection and customer sign-off before production release. | 9% | Accuracy and approval discipline |
| 7 | Production Capacity and Lead Time | Measure monthly capacity, tooling availability, production scheduling, and the supplier’s ability to support phased hotel projects. | A documented schedule with realistic sampling, production, inspection, and replenishment lead times. | 9% | Delivery reliability and scalability |
| 8 | Packaging and Project Logistics | Check protection against scratches, moisture, mixed installation kits, carton labeling, palletization, and export documentation. | Individually protected parts, clear installation identification, and packaging validated for the selected transport route. | 6% | Damage prevention and site efficiency |
| 9 | Warranty and After-Sales Support | Review warranty coverage, replacement-part availability, installation guidance, complaint handling, and response procedures. | Written warranty terms, spare-part support, and a defined corrective-action process for defects or shortages. | 6% | Responsiveness and lifecycle support |
| 10 | Total Cost and Sustainability | Compare unit price, tooling, sampling, freight, maintenance, replacement parts, packaging impact, and material efficiency. | A transparent total-cost quotation with recyclable packaging options and documented material-efficiency measures. | 6% | Whole-life value and transparency |