Breaking the monopoly: Hengtong completed the 5,000-meter water depth submarine cable test

95% of the world's international communications rely on submarine cables. Submarine cable because of its technical difficulty, known as the "crown jewel" in the field of optical cable. On May 8 this year, Hengtong Ocean Light Network System Company successfully completed the 5,000-meter water depth submarine cable test, breaking the foreign monopoly and becoming one of the few companies in the world to master submarine cable technology.

According to Li Ziwei, general manager of Hengtong High-voltage Cable Co., Ltd., the four successful schemes of the sea trial have adopted G.654 and G.652 low-loss high-intensity marine fibers independently developed by Hengtong Fiber. The laying and recycling process and underwater testing show that the new products meet the requirements of the harsh marine environment and submarine cable construction in shallow and deep seas.

Li Ziwei emphasized that this is the most authoritative and comprehensive marine fiber optic cable engineering test passed by Hengtong's new marine fiber. The success of the sea trial broke the foreign monopoly, marking that Hengtong has the qualification to undertake international submarine cable projects worldwide.

In 2016, Hengtong Ocean provided the first submarine cable for Huawei Ocean, with a total length of about 1,500 kilometers. It also successfully delivered the first international commercial submarine cable communication project to Comoros Telecom and undertook the Maldives submarine cable project, creating a record for the world's longest sea cable.

Breaking the monopoly: Hengtong completed the 5,000-meter water depth submarine cable test

Hengtong successfully completed the 5000m water depth submarine cable test

Since Lee is said, to achieve "a network of ocean observing system design, equipment manufacturing and engineering services in the field of the world's leading supplier of" objective, prosperous joint Chinese People's Liberation Army Engineering University, Beijing University of Posts and Telecommunications to establish a "joint underwater optical network laboratory". Cooperation with Tongji University set up a "marine engineering technology research center", as well as a joint venture between Shanghai Hengtong Co., marine equipment, marine equipment being around high-end engineering and seafloor observatory network technology industry, the development of marine engineering equipment and technology research and industry market applications.

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