Maybe you are a Steel messenger purchasing manager, who are looking for high quality Steel messenger, and CHANGRONG OPTICAL FIBER CABLE are a professional manufacturer & supplier that can meet your needs. Not only Steel messenger we produced have certificated the international industry standard, but we can also meet your customization needs. We provide online, timely service and you can get professional guidance on Steel messenger. Don't hesitate to get in touch with us if you are interested in Steel messenger, we won't let you down.
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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