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Home Longsum Company Profile

The company was established in 2001 and is engaged in the development and sales of various specifications of light-emitting diodes and their components, as well as phototransistors. It produces 2.5 billion LED chips and 1 billion phototransistors annually. Its products are exported to countries and regions such as the United States, the United Kingdom, Japan, and South Korea. It possesses several advanced LED packaging lines and product testing and experimentation equipment from the top international level, and enjoys a high reputation in the field of LED digital display. The company is a high-tech enterprise and has a provincial-level LED engineering research and development center. The company was established in 2001 and is located in the Shaoxing National High-tech Industrial Development Zone, covering an area of approximately 40,000 square meters. It was jointly established by Xinyu Xing Technology and the High Energy Investment of the British Virgin Islands. 

The company possesses several advanced LED packaging production lines and product testing and experimentation equipment of international top level. It enjoys a high reputation in the field of LED digital display. The company has passed the combined certifications of quality management system, environmental management system, and occupational health and safety, as well as 16949 and other system certifications. In 2008, it was recognized as a high-tech enterprise by the four ministries of the state and has a provincial LED engineering research and development center. The company has successively undertaken national Torch Program key scientific and technological research projects and dozens of major scientific and technological research and key scientific projects in provinces and cities, won multiple provincial and municipal science and technology progress awards, obtained 30 or more national invention and other patent achievements, and participated in the drafting of five national and industry standards. Currently, the company is a member unit of the China Lighting Society, the vice president unit of the Zhejiang Lighting Society, the director unit of the provincial LED professional technical committee, a member unit of the Zhejiang Renewable Energy Association, and a Zhejiang AAA-level "Contract Compliance and Creditworthiness" enterprise. The company is committed to developing and selling various specifications of IC integrated packaged light-emitting diodes and their components, optocouplers, LED displays and components, and undertaking display engineering, street lamp engineering, solar photovoltaic engineering, and lighting engineering. It produces 2 billion LED per year, which can be widely used in intelligent industrial equipment, medical care, unmanned aircraft, smart home, home appliance digital backlit display, automobiles, building elevator displays, hospital classrooms lighting, street lamps, and LED large screens, etc. The products are exported to countries and regions such as the United States, the United Kingdom, Japan, and South Korea.

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