Branch Snyder Department of International Ltd. Shenzhen-Electronic Technology Co., Ltd. - The Department of Electronic Technology Company is a professional custom single-sided, double-sided, 2-40 layer multilayer professional providers, to provide customers with high-precision, high Shenzhen circuit board quality, quality assurance, reasonable prices double panel is an extension of single panel, when the single-layer wiring can not meet the needs of electronic products, it is necessary to use a double-sided. There has sided copper traces, and can pass through the hole to guide the line between the two layers, so as to form the desired network connection. Multilayer means insulating material having three or more conductive pattern layer therebetween to separated laminated, and during which the conductive pattern of the printed circuit board interconnections required. Multi-layer circuit boards of electronic information technology to high-speed, multi-function, high-capacity, small size, thin, lightweight product development direction. Board by feature points, then into soft board (FPC), hard board (PCB) board thickness Immersion Gold, Rigid-Flex PCB (FPCB). Snyder International Ltd. Shenzhen Branch Newell Electronic Technology Co., Ltd. The company is a custom-2-40-layer PCB professional providers. History board printed circuit board is the inventor of the Austrian Paul Eisler (PaulEisler) Bluetooth board, he in 1936 in a radio device using a printed circuit board. In 1943 the board, Americans use a lot of the technology within the military radio. In 1948, the United States officially recognized the invention for commercial purposes. Since the mid-1950s onwards, the printed circuit board technology began to be widely used. Circuit boards, circuit board thickness Immersion Gold, Newell record (certified merchants) provided by the Department of Shenzhen-Electronic Technology Co., Ltd. Newell Shenzhen Electronic Technology Co., Ltd. (www.yipcb.com) (www.yipcb.com) is specialized in "pcb circuit board" of the enterprise, the company adhering to the "honesty, hard service" concept, to provide you with the most quality products and services. Welcome to inquire! Contact: Huang Shengxing.