Global wholesalers need a single factory partner that can supply an entire file ecosystem — not just one product type. COWAY LTD delivers exactly that. With over 20 years of high-frequency heating expertise, we produce ring binder (O-ring, 3-ring, 4-ring), lever arch file (standard and Euro mechanisms), file folders with pockets, portfolio cases, and binder accessories in PVC, PP, and EPPE materials. Why source from multiple vendors when one factory can standardize your quality? Our ring binder line matches the cover colors of our lever arch file line, enabling you to build cohesive product families. Additionally, our binder mechanisms are tested for 5,000+ open/close cycles. For North American buyers, we stock popular sizes: 8.5”x11” for ring binder and A4 for lever arch file. For European clients, we offer FSC-certified paper overlays. This July, COWAY LTD is introducing a new file series with built-in dividers and ID slots. Whether you run a B2B office supply catalog or an Amazon FBA business, contact us to consolidate your binder, portfolio, and file orders into one container shipment. Let’s build a win-win partnership.