Premium microfiber leather with batch colour consistency managed under standardised light source. Hardware tested to QB/T 3826 Calificación 1 — zero surface corrosion. Estructurado, rolling, and portfolio briefcase forms available. Kingsons manufactures briefcases for the brands that sell into the high-end business channel — where the material and the hardware are the product.
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Department store buyers, corporate gifting procurement teams, and high-end e-commerce channel managers evaluate briefcase suppliers on two material criteria: does the leather look and feel right, and does it look the same across a 500-unit order?
Briefcase hardware — clasps, buckles, zipper pulls, handle attachments, combination locks — is the product’s most visible quality signal at point of sale. Beautiful leather with mediocre hardware fails the retail buyer’s desk inspection.
| Material | Propiedades | Mejor para |
|---|---|---|
| Cuero de microfibra de primera calidad. | Leather-grade surface; impermeable; batch colour managed | Executive and corporate gifting lines |
| Nailon balístico (1050D / 1680D) | Maximum abrasion resistance; military-grade | Premium soft-shell rolling briefcase |
| Nailon Cordura® (1000D) | Abrasión superior; professional aesthetic | Premium business-functional briefcase |
| ABS / PC Hard Shell | Impact-resistant; ligero | Rolling briefcase hard-shell |
| Poliéster reciclado RPET | Certificado GRS; professional finishes | Sustainability-positioned business brands |
| Área de especificación | Opciones disponibles |
|---|---|
| Product form | Estructurado / rolling / portfolio |
| Material | Gama completa arriba |
| Hardware finish | Antique brass / polished silver / matte black / rose gold |
| Hardware branding | Logo-stamped zip pulls, clasps, and handle attachments |
| Cerrar | Combination lock / cerradura TSA / key lock — to brief |
| Compartimento para portátil | 13″ / 15.6″ / 17″ — suspended, padded |
| Color | Biblioteca con nombre o desarrollo CMF personalizado; batch consistency managed |
| Logo | Grabado láser, hot press, parche de cuero grabado, placa metálica |
| Sostenibilidad | RPET certificado GRS; embalaje ecológico |
| Compliance | ALCANZAR, RoHS, hardware corrosion test reports per batch |
| Embalaje | Bolsa para el polvo; caja de marca; FSC-certified tissue; Caja compatible con Logística de Amazon |
| Prueba | Equipo | Estándar | Umbral de paso |
|---|---|---|---|
| Manejar la carga | Máquina de impacto oscilante | QB/T 2920 | 350 ciclos a 7 kg, sin roturas |
| Resistencia a la tracción de la costura | Máquina de prueba de tracción | QB/T 1619 | Mínimo 800N a 100±10mm/min |
| Bicicletas con cremallera: nailon | Probador alternativo de cremallera | QB/T 2171 | 1,000 ciclos: sin pérdida de dientes |
| Ciclos de cremallera - metal | Probador alternativo de cremallera | QB/T 2171 | 500 ciclos: sin pérdida de dientes |
| Corrosión del hardware | Cámara de niebla salina | QB/T 3826 | Calificación 1 — 0% corrosión superficial |
| Solidez del color | Probador de decoloración por fricción | GB/T 3920 | Sin transferencia de color: seco y húmedo |
| Batch colour matching | Standard light source box | Especificaciones CMF | Within approved tolerance before cutting |
| Estabilidad climática | Cámara de temperatura/humedad constante | Protocolo interno | No deformation or surface degradation |
The high-end business channel does not forgive hardware that tarnishes or leather that shifts colour between seasons. Kingsons’ QB/T 3826 Calificación 1 hardware testing and standardised light-source colour management are not marketing claims — they are the documented manufacturing protocols behind every briefcase that ships.
