
Flexible & Rapid Delivery
Volume orders and small-batch customs across 3 factories and 100+ production lines.
800 KM/DAY · 50,000+ MPO/DAY
Because we manufacture every layer — cable, connector, splitter and enclosure — we can match a complete, certified product stack to each deployment: residential FTTH, 5G FTTA fronthaul, high-density data center fabrics and the field-facing last mile.
Why DYS
Four reasons procurement and engineering teams choose DYS for spec-critical fiber optics.
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Volume orders and small-batch customs across 3 factories and 100+ production lines.
800 KM/DAY · 50,000+ MPO/DAY

ISO 9001 / TL 9000 certified QMS with in-house reliability lab and 100% pre-shipment testing.
100% PRE-SHIPMENT TESTED · GR-326

In-house cable extrusion, precision mold, and injection workshop — full-stack OEM/ODM.
5 IN-HOUSE WORKSHOPS · OEM + ODM

100+ patents and 5%+ revenue invested annually. National High-Tech Enterprise since 2014.
20+ R&D · 100+ PATENTS · 5%+ R&D SPEND
INQUIRY
Tell us the scenario — FTTH, FTTA, data center or last-mile — and our engineers will spec the product stack and quote it.