SMT patch refers to the abbreviation of a series of technological processes processed on the basis of PCB.It is the most popular technology and process in the electronics assembly industry. Electronic circuit surface assembly technology (Surface Mount Technology, SMT), known as surface mount or surface mount technology. It is a kind of non-lead or short-lead surface mount components (SMC/SMD for short, Chinese called chip components) mounted on the surface of the printed circuit board (Printed Circuit Board, PCB) or the surface of other substrates, through Circuit assembly and connection technology that is soldered and assembled by methods such as reflow soldering or dip soldering.
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