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Shenzhen Linghangda Express Electronics Co., Ltd. is a professional high-tech enterprise of PCB circuit board manufacturing, focusing on the research and development of high-precision multi-layer boards and special boards. The company was established in 2003 and has a factory area of ​​16,000 square meters. More than 450 employees, monthly capacity of 30,000m2. The company has a professional technical development team, masters the industry's advanced technology, and has reliable production equipment, testing equipment and a full-featured physical and chemical laboratory. Specializing in the production of 2-26 layers of high-precision printed circuit boards, HDI boards, high TG thick copper boards, soft and hard bonding boards, high frequency boards, mixed dielectric laminates, blind buried holes, metal substrates and halogen-free boards. The company has a 100,000-class dust-free workshop to meet customers' high-precision requirements for circuit boards. At present, the company's monthly output double-sided circuit board 20000m2, multi-layer circuit board 10000m2, PCB circuit board products are widely used in communications equipment, computers, industrial control, power electronics, medical equipment, security electronics, consumer electronics, automotive electronics, etc. Science and technology field. PCB circuit board products are exported to North America, South America, Europe, Southeast Asia and other countries and regions...

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Introduction to soft and hard board   2019-04-27
The birth and development of FPC (soft board) and PCB (hard board) have spawned a new product of soft and hard board. Therefore, the soft and hard bonding board is a flexible circuit board and a rigid circuit board, which are combined by pressing processe
Board basics   2019-04-27
The names of the circuit boards are: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin cir
Factors affecting PCB impedance   2019-04-27
Through the above tests and analysis, the main factors affecting the consistency of PCB impedance and the degree of influence of various factors, the main conclusions and suggestions for improvement are as follows: 1. When the line is less than 25 mm from
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