Top 10 Optical Fiber Suppliers in China (2026 Buyer's Guide)
Sep 15, 2026| Top 10 Optical Fiber Suppliers in China (2026 Buyer's Guide)
China optical fiber manufacturers and B2B sourcing guide
China is one of the world's important manufacturing bases for optical fiber and fiber-optic cable. However, the right supplier depends on what you are actually buying - bare optical fiber, bend-insensitive fiber, specialty fiber, FTTH products, finished cable, or OEM/private-label production.
This guide compares 10 China optical fiber suppliers from a practical B2B sourcing perspective and helps buyers narrow down suppliers according to technical requirements, product type and purchasing needs.
Top 10 Suppliers Comparison G.657 Selection How to Choose Best by Requirement FAQ
Top 10 Optical Fiber Suppliers in China
The following list is organized as a buyer-oriented sourcing reference. Supplier positioning is based on product scope and typical B2B purchasing requirements rather than an independent laboratory quality ranking.
China Super Tech
China Super Tech supplies optical fiber products including G.657.A1/A2, bend-insensitive single-mode and multimode fiber, and customized/OEM solutions.
For buyers specifically looking for bend-insensitive fiber or customized supply, the company's optical fiber product range provides a useful starting point for product selection.
G.657.A1/A2 Bend-Insensitive Fiber OEM / Customization
YOFC
YOFC covers optical preforms, optical fiber, fiber-optic cable, specialty fiber and integrated optical communication solutions.
Optical Preform Optical Fiber Fiber CableHengtong Group
Hengtong Group offers optical fiber, optical cable and integrated communication solutions for telecom and infrastructure applications.
Optical Fiber Fiber Cable Communication SolutionsZTT
ZTT covers optical preforms, optical fiber, fiber-optic cable and communication infrastructure products.
Preform Fiber InfrastructureFiberHome
FiberHome provides optical communication equipment, optical cable and telecom-related solutions.
Optical Communication Cable TelecomFCJ OPTO TECH
FCJ OPTO TECH covers optical preforms, G.652/G.657 fiber, FTTH, ADSS and fiber-optic cable products.
G.652 G.657 FTTHOwire
Owire supplies G.652D, G.657A, OM3, OM4, FTTH products and fiber-optic cable.
G.652D G.657A OM3 / OM4Fuchunjiang / Yongte
Fuchunjiang / Yongte covers optical preforms, G.652, G.654, G.657 and multimode optical fiber.
Preform G.654 MultimodeFeiboer
Feiboer offers G.652D, G.657A, ADSS, FTTH and fiber-optic cable products.
G.652D G.657A ADSS / FTTHSichuan Huiyuan Optical Communications
Sichuan Huiyuan Optical Communications supplies optical fiber and communication-related products.
Optical Fiber Communication ProductsChina Optical Fiber Supplier Comparison
This quick comparison is designed to help buyers identify suppliers that match their initial product requirements before requesting detailed technical and commercial information.
| Supplier | Bare Fiber | G.652D | G.657 | Fiber Cable | OEM |
|---|---|---|---|---|---|
| China Super Tech | Yes | Available | Yes | Selected | Yes |
| YOFC | Yes | Yes | Yes | Yes | Available |
| Hengtong Group | Yes | Yes | Yes | Yes | Available |
| ZTT | Yes | Yes | Yes | Yes | Available |
| FiberHome | Available | Available | Available | Yes | Available |
| FCJ OPTO TECH | Yes | Yes | Yes | Yes | Yes |
| Owire | Yes | Yes | Yes | Yes | Yes |
| Fuchunjiang / Yongte | Yes | Yes | Yes | Available | Available |
| Feiboer | Available | Yes | Yes | Yes | Available |
| Sichuan Huiyuan Optical Communications | Available | Available | Available | Available | Available |
G.657.A1 vs G.657.A2: Which Fiber Should You Choose?
For buyers working with bend-sensitive routing, the choice between G.657.A1 and G.657.A2 should be based primarily on installation space and required bending performance rather than simply choosing the newest or lowest-priced option.
G.657.A1 is designed for bend-insensitive single-mode applications where improved bending performance is required while maintaining compatibility with common G.652.D systems.
It is suitable for applications such as FTTH, indoor distribution, data center cabling, fiber distribution boxes and campus networks.
See the G.657.A1 Fiber product page for detailed specifications.
G.657.A2 provides tighter bend performance and is suitable for compact FTTH installations, indoor wiring, fiber outlets, high-density distribution and data center cabling.
The smaller design radius can be useful where cable routing space is limited and installation density is a major consideration.
See the G.657.A2 Fiber product page for detailed specifications.
Do not select fiber based only on bending radius. Buyers should also compare attenuation, mode field diameter, cutoff wavelength, PMD, coating diameter, temperature range and compatibility with the intended cable and network design.
For a broader product overview, visit the Optical Fiber product category .
For technical purchasing decisions, always confirm the exact fiber specification and test data with the supplier before placing an order.
How to Choose a China Optical Fiber Supplier
Supplier selection should go beyond price. A technically suitable supplier must also be able to provide consistent specifications, appropriate testing documentation and commercial terms that fit the project.
Define Fiber Standard
Confirm whether the project requires G.652D, G.657.A1, G.657.A2, G.654 or OM-series multimode fiber.
Request Technical Data
Ask for attenuation, MFD, cutoff wavelength, PMD, proof test, coating diameter and temperature specifications.
Check Manufacturing
Confirm production capability, in-house drawing and manufacturing scope, as well as upstream preform capability where relevant.
Verify Certifications
Request relevant certifications and test reports and confirm compliance with applicable ITU-T and IEC requirements.
Compare Commercial Terms
Compare MOQ, spool length, packaging, lead time, payment terms, warranty and export experience.
Best Supplier by Buying Requirement
There is no single "best" optical fiber supplier for every project. The right choice depends on the scale, product specification and procurement model.
Related Optical Fiber Resources
If you are comparing suppliers specifically for bend-insensitive fiber, the following resources can help narrow the technical decision before requesting quotations.
Conclusion
Choosing an optical fiber supplier in China should not be based only on company size or quotation price. Buyers should first define the required fiber standard and application, then verify technical specifications, manufacturing capability, certifications, testing documentation and commercial terms.
For large telecom projects, large integrated suppliers may be the most appropriate choice. For buyers focused on G.657 A1/A2 bend-insensitive fiber, OEM production or customized requirements, a more specialized supplier may provide a better fit.
The suppliers listed in this guide are presented as a buyer-oriented sourcing reference, not as an independent laboratory quality ranking. Before placing an order, buyers should verify current product availability, certifications, production capacity, technical specifications and commercial terms directly with the supplier.
Looking for G.657.A1 / G.657.A2 Fiber?
Send your required fiber standard, application and quantity for a product and quotation evaluation.
Optical Fiber Supplier FAQ
What should I ask an optical fiber supplier before ordering?Ask for the exact fiber standard, attenuation, mode field diameter, cutoff wavelength, PMD, proof test, coating diameter, operating temperature, available spool length, MOQ, lead time and relevant test reports or certifications.
Both are bend-insensitive single-mode fiber categories. The main practical difference for routing decisions is the minimum design radius: G.657.A1 is commonly associated with a 10 mm design radius, while G.657.A2 allows tighter routing with a 7.5 mm design radius.
G.657 Category A fibers are designed to maintain compatibility with common G.652.D-based network systems. Buyers should still confirm the exact specification and system requirements with the supplier.
It depends on the project. Large integrated manufacturers can be suitable for high-volume telecom and infrastructure projects, while specialized suppliers may be worth comparing for bend-insensitive fiber, customized specifications or OEM/private-label requirements.
Compare equivalent technical specifications first. Then evaluate spool length, MOQ, packaging, lead time, payment terms, certifications, testing documentation, warranty and export experience. A lower unit price does not necessarily represent the lower total procurement cost.