Tel: +86 13955042915   E-mail: crofc@cr-ofc.com
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Advanced Fiber Optic Cable Manufacturing Production Line CROFC
CHANGRONG TECH
PROFESSIONAL MANUFACTURER OF OPTICAL FIBER AND
FIBER OPTIC CABLE IN CHINA
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Quality Control System for Optical Fiber Production
CHANGRONG TECH
STRICT QUALITY CONTROL SYSTEM
ISO9001, ISO14001, ISO45001, CNAS
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Optical Fiber Drawing Tower Manufacturing Process CROFC
CHANGRONG TECH
OEM & ODM CUSTOMIZED SERVICE
PROMPT DELIVERY
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ABOUT US

CHANGRONG TECH

Anhui Changrong Optical Fiber & Cable Technology Co.,Ltd. (CROFC) is a professional manufacturer of optical fibers & cables, providing high cost-effective solutions for telecommunication applications around the world.

Covering an area of 230,000 Sqm, equipped with 9 the most advanced fiber drawing towers, 18 cable sheathing lines, 15 SZ stranding cabling lines, 11 tubing lines, 12 sets of fiber coloring machines, high-speed proof testers, and other optical and mechanical testing facilities, CROFC is capable of producing 15 million core kilometers fibers and more than 350,000 kilometers cables anually with superior performance.
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LATEST NEWS

Let's cooperate and evolve to change the way the world communicates.
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Single Mode G657A2 Optical Fiber Current Situation and Price Trend

As of early March 2026, the G657A2 optical fiber market is experiencing a historic period of tight supply-demand balance and a price surge cycle: Global demand is exploding, driven by the triple engines of AI computing power, FTTH deepening, and military drones, while the supply side is constrained

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How to Install Armored Optical Fiber Cable Correctly?

How to Install Armored Optical Fiber Cable Correctly?Proper installation of Armored Optical Fiber Cable is critical to ensuring long-term network reliability, especially in demanding environments such as direct burial, high-rodent areas, and aerial deployments. Unlike standard fiber optic cables, Ar

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Underground Fiber Optic Cable: The Complete Guide 2026

Underground Fiber Optic Cable: The Complete Guide 2026As global communication networks expand to meet the demands of AI computing, 5G infrastructure, and rural broadband initiatives, the role of Underground Fiber Optic Cable has never been more critical. Unlike aerial deployments that are exposed to


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CROFC Professional Fiber Optic Cable Manufacturer Logo
Anhui Changrong Optical Fiber & Cable Technology Co., Ltd
Equipped with the most advanced fiber drawing towers, high-speed proof testers,and other optical and mechanical testing facilities, CROFC is capable of producing 15 million core kilometres fibers and cables with superior performance.

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CONTACT US
 Tel:  +86-13955042915
 E-mail: crofc@cr-ofc.com
 Whatsapp: +86-13812824467
 Address: No. 666 Tiancha Road, Chuzhou High-Tech Zone, Tianchang, Anhui Province.
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