Shenzhen SDG Information Co., Ltd.
Shenzhen SDG Information Co., Ltd.
🇨🇳 China, Guangdong
19885001-10000 peopleManufacturer/Service CompanyShenzhen SDG Information Co., Ltd. (SDGI) is a state-controlled high-tech enterprise and a global leader in the optical communications industry. Established in 1988 and listed on the Shenzhen Stock Exchange since 2000 (Stock Code: 000070), the company operates as a premier manufacturer and service provider with an annual output exceeding 5 billion yuan. Headquartered in Shenzhen, SDGI maintains a massive R&D and manufacturing cluster across China and Vietnam, employing between 5,001 and 10,000 professionals.
The company specializes in the research, development, and production of optical fibers, optical cables, and intelligent network equipment. Its extensive product portfolio includes single-mode fibers, ADSS and OPGW power cables, FTTH indoor cables, and specialized helical hardware fittings. SDGI is a pioneer in the field, credited with developing China's first practical OPPC and the largest core-count optical cables. Their manufacturing capabilities extend to OEM services and high-tech solutions for 5G, IoT, cloud computing, and military informatization.
Serving a diverse range of sectors including telecommunications, electric power, transportation, and national defense, SDGI is a qualified supplier for major entities such as State Grid Corporation of China (SGCC) and Huawei. The company operates a global sales and service network spanning over 40 countries and regions. With a focus on innovation and quality, SDGI integrates advanced production technology with a robust "Product + Service" philosophy to support global digital infrastructure and smart city ecosystems.
OEM manufacturerOffers OEM services for customized brand manufacturing.
High capacity factoryCan handle large-scale or bulk production orders.
Patented technologyHolds multiple product or process patents.
Industry association memberMember of International standardization in Optical Communications association.
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Product customization
Industry association member
Key customer
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