11 November 2019

"Optic fiber Systems" JSC and "Sumitomo Electric Industries", Ltd strengthen technology partnership

On November 11, 2019, in Saransk - the capital of the Republic of Mordovia, the Official ceremony, dedicated to signing of the Memorandum of understanding on strategic partnership between the shareholders of "Optic fiber Systems" JSC and the Japanese company "Sumitomo Electric Industries", Ltd was held.

The ceremony, which was held in the presence of the Head of Mordovia V. D. Volkov, was attended by the General Director of Optical fiber and cable business unit of "Sumitomo Electric Industries", Ltd Shigeru Suemori, members of "Optic fiber Systems" JSC the Board of Directors from "RUSNANO" and "Gazprombank", members of the Government of the Republic of Mordovia.

"Sumitomo Electric Industries", Ltd is one of the world leaders in the field of optical fiber production and has more than 40 years’ experience in the development and production of high-tech products for optical communication systems. "Sumitomo Electric Industries", Ltd. in the 80s became the developer of VAD technology – the most popular technology for the manufacture of preforms for optical fiber production in the world.

Cooperation between "Optic fiber Systems" JSC and "Sumitomo Electric Industries", Ltd began in 2013, simultaneously with the beginning of the construction of "Optic fiber Systems" JSC plant. Since the launch of the production of "Optic fiber Systems" JSC in 2016, Sumitomo has been the main supplier of preforms for optical fiber production and has provided support in improving the production and ensuring consistently high quality of Russian optical fiber.

According to the signed agreement, "Sumitomo Electric Industries", Ltd  will continue to provide comprehensive technological support to "Optic fiber Systems" JSC  both in the issues of optical fiber drawing from finished preforms, and in future plans related to increasing the volume of drawing and production of its own preforms. The parties will also discuss the possibility of entering the Japanese company into the capital of "Optic fiber Systems" JSC.

As you remember "Optic fiber Systems" JSC, which is the only manufacturer of optical fiber in Russia, increased its production capacity in 1.5 times up to 4 million km of optical fiber per year at the beginning of 2019 as a result of the project of production modernization.

Further implementation of national projects of the Russian Federation, such as "Digital Economy", can give a significant push to the development of network and telecommunications infrastructure of the country and significantly increase optical fiber consumption. Strategic cooperation with “Sumitomo Electric Industries”, Ltd will allow for the Russian manufacturer to gain access to the most modern technologies, professional competencies and long-term experience of the Japanese company with a world name and to expand domestic production of optical fiber and production of its own preforms, which in turn will meet the growing demand in the market of Russia and the EAEU.

General Director of "Optic fiber Systems" JSC Andrey Nikolaev: "From the first days of "Optic fiber Systems" JSC the priority of our company was and remains the quality of products, and the company "Sumitomo Electric Industries", Ltd has provided us great assistance in the implementation of this important and priority task for us. The conclusion of the Memorandum of strategic cooperation will help us to continue to meet the requirements of customers, primarily in the field of quality of our products, which doesn’t not lose to the world's leading compatibles."


“Optic fiber Systems” JSC ( – is the first and the only Russian plant manufacturing optical fiber. The plant is situated in Saransk, Mordovia Republic. It was officially opened on 25 September   2015. The shareholders of the company are RUSNANO, Gazprombank and the Government of Mordovia Republic.

Optical fiber is the main component of optic cables for signal transmission in modern communication networks. Fiber is also used as a sensor for monitoring deformation, temperature, acoustics and other indicators.

"Optic fiber Systems" JSC produces telecommunication optical fibers of standards G652 and G 657 A1 including those with reduced diameter of 200 microns; provides services on optical fiber coloring and the application of ring marks "ringmarking". Optical fibers of new types such as G651 and G655 are being prepared for release. Products are certified in Russia and the quality is confirmed by "Rostelecom" PJSC, Russia's leading cable companies and foreign consumers.

According to the results of certification, optical fiber was approved for use on the networks of the largest Russian Telecom operators Rostelecom, MTS, MegaFon and others.

Manufacturing capacity of the plant is 4 mln kilometers of optical fiber per year.