The English full name of PPCBA is Printed Circuit Board Assembly, PCBA is short for domestic, which can be interpreted as an empty circuit board through the entire process of pasting patch components or through the entire process of DIP plug-in, this whole process is called PCBA.

PCBA can be said to be the most important component of all electronic product components, small to the electrical appliances used in our lives, 3c digital, such as desktop computer main box composition, display, mouse and keyboard, U disk and other products, as large as network communications, automotive electronics, military research and other industries without the use of PCBA. Similar to the human brain's neural network, PCBA is at the heart of all electronic products.