Sihai Optical Fiber was founded in 1997 and is a joint-stock cooperative high-tech enterprise。

Since its establishment in China for 26 years, the company has actively constructed optical network engineering and security social engineering。

The company is mainly a manufacturer engaged in the research and development, production, and sales of fiber optic equipment and wireless network equipment. The company currently has nearly a hundred outstanding talents and has obtained over 60 honors such as certificates, qualifications, patents, inventions, etc. Our products have CE, RoHS, FCC, and TUV certifications. Our products are exported to many countries, such as India, Israel, Thailand, the Philippines, Pakistan, Indonesia, Malaysia, South Korea, Russia, Ukraine, Demani, Spain, Germany, Brazil, Colombia, Chile, Argentina, South Africa, Kenya, Algeria, North America, Australia, etc. We also welcome OEM and ODM orders. The high-quality service provided to our customers has earned us a good reputation in the region. To learn what we can do for you, please feel free to contact us. We look forward to establishing a good long-term business relationship with you and achieving a win-win situation.

CNFIBERNET (China Fiber Optic Network Supply Chain)

“In the '97 Fiber Optic Year', China's Four Seas Fiber Optics actively promoted fiber optic communication technology in China with the help of the global leading technology of the US Fiber Optic Network Research Institute. During this 26 year journey, outstanding contributions have been made to the country's broadband IP network and fiber to the home field. The entire series of CNFIBERNET brand fiber optic communication products are also exported to 66 countries and regions worldwide.