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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CABLE PRODUCTION

LATEST NEWS

Let's cooperate and evolve to change the way the world communicates.
Single-Mode Optical Fiber.jpg

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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Figure 8 Aerial Cable: Central Unitube Vs Stranded Loose Tubes

Are you designing an outdoor fiber network and struggling with cable choices? Selecting the wrong structural design can lead to premature network failure or unexpected installation expenses. In this article, you will learn the critical differences between central unitube and stranded loose tube conf

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ADSS Vs. Figure-8 Self-supporting Aerial Fiber Cables

Choosing the wrong aerial fiber cable can increase project costs and shorten network life. Many operators face a common question: should they use ADSS or a Self-supporting Figure 8 Aerial Fiber Cable?Both options serve outdoor aerial networks, yet they differ in design, installation, and performance


CERTIFICATES

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  • CNAS 英文 木质框.jpg
  • TLC认证-GYXTW 木质框.jpg
  • TLC认证-GYTA53 木质框.jpg
  • ISO14001 木质框.jpg
  • ISO45001 木质框.jpg

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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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