PCB is a key electronic interconnection component of electronic products, known as the "mother of electronic products", widely used in consumer electronics, automobiles, communication equipment, industrial control and medical fields. However, since the fourth quarter of 2

OSP is the abbreviation for Organic Solderability Preservatives, which is translated as organic solder film, also known as copper protector, and also known as Preflux in English. Simply put, OSP is an organic film grown chemically on a clean bare copper surface. This film has oxidation

In recent years, driven by the national anti-dumping policy, the localization process of China's EPDM rubber market has accelerated, and the production has shown a continuous growth trend. SMT patch foam, also known as SMT conductive foam, refers to a shielding material made by

1. Annular ring The copper ring around the electroplated through-hole in the PCB.2. DRC Design Rule Check. Perform software checks on the design to ensure that it does not contain errors, such as improper wiring contact, thin wiring, or small drilling holes.3. Drilling hit