| 1 | Material and Construction Control | Portable infrared or steam sauna tents with insulated fabric chambers, frames, seating, and heating components. | Fabric composition, insulation layers, frame material, zipper quality, stitching, heat resistance, and moisture resistance. | Request a bill of materials, material samples, close-up construction photos, and a current product specification sheet. | Confirm that the declared materials match the commercial invoice, packing list, and customs description. | 15% |
| 2 | Electrical and Heating Safety | Products using infrared panels, heating mats, steam generators, controllers, timers, or temperature sensors. | Rated voltage, wattage, plug type, grounding, over-temperature protection, timer function, controller accuracy, and cable construction. | Ask for electrical test reports applicable to the destination market and verify that the tested model matches the offered model. | Destination voltage and plug requirements must be confirmed before production; electrical documentation may be required by the importer. | 20% |
| 3 | Quality Management and Inspection | Suppliers with documented incoming-material inspection, in-process checks, and final product inspection. | Inspection checklist, sampling method, defect classification, product traceability, corrective-action process, and packaging inspection. | Request anonymized inspection records, a quality manual excerpt, and permission for pre-shipment inspection. | Use a written acceptance standard covering appearance, functions, accessories, carton condition, and quantity. | 15% |
| 4 | Customization and Private-Label Readiness | Custom colors, dimensions, control interfaces, accessory kits, manuals, labels, packaging, and retail cartons. | Minimum order quantity, artwork format, sample approval process, tooling fees, revision limits, and lead-time impact. | Request a sample approval form and a written quotation separating product, packaging, artwork, tooling, and inspection costs. | Ensure labels and user instructions meet destination-language, electrical, warning, and importer-information requirements. | 8% |
| 5 | Production Capacity and Lead-Time Reliability | Manufacturers able to handle repeat orders, seasonal demand, and coordinated production of tents and accessories. | Monthly capacity, normal sample lead time, mass-production lead time, capacity reservation, and raw-material availability. | Ask for a production schedule, capacity statement, and recent anonymized delivery-performance records. | Define the production start date, inspection date, shipment date, delay remedies, and partial-shipment rules in the contract. | 10% |
| 6 | Packaging and Transport Protection | Individual retail packaging, master cartons, protective foam, moisture protection, and palletized export shipments. | Carton dimensions, gross and net weight, drop protection, compression resistance, moisture control, and stacking limits. | Request a packaging drawing, carton test information, loading photos, and a confirmed packing list. | Accurate carton dimensions and weights are essential for freight quotations, container planning, and customs clearance. | 8% |
| 7 | Export Documentation Capability | Suppliers experienced with commercial invoices, packing lists, certificates of origin, shipping documents, and product manuals. | Document accuracy, HS-code coordination with the importer, country-of-origin information, and consistency across documents. | Review anonymized sample documents and confirm who prepares, checks, and signs each document. | The importer remains responsible for destination-country compliance; supplier documents should be checked before shipment. | 8% |
| 8 | After-Sales and Spare-Parts Support | Replacement controllers, heating elements, cables, steam components, zippers, fabric parts, and remote troubleshooting. | Warranty period, response time, spare-parts pricing, fault diagnosis procedure, replacement policy, and technical support channels. | Request a warranty document, spare-parts list, troubleshooting guide, and sample service-response workflow. | Agree on responsibility for defective units, return freight, replacement shipments, and warranty evidence. | 7% |
| 9 | Commercial Terms and Payment Protection | Quotations for samples, small trial orders, standard purchase orders, and recurring supply programs. | Price validity, currency, payment milestones, sample charges, tooling charges, minimum order quantity, and cancellation terms. | Compare itemized quotations and obtain a signed pro forma invoice before making payment. | Use a purchase contract that identifies the exact model, specifications, quantities, acceptance criteria, and delivery term. | 5% |
| 10 | Communication and Verification Transparency | Suppliers able to provide consistent technical, commercial, production, and logistics information. | Response quality, document consistency, factory or video audit availability, sample transparency, and escalation process. | Verify the business license, legal contracting entity, bank-account ownership, factory address, and referenceable export history. | Do not rely solely on online listings; independently verify identity, banking details, compliance documents, and product samples. | 4% |