PCB Knowledge

Introduction   At LHD TECH, we’re in the heart of today’s electronics manufacturing—a fast-moving world where the challenge never stops. We are continuously committed to achieving a dynamic balance among our three core goals: ensuring zero def

Introduction   The printed circuit board (PCB) serves as the physical substrate for all modern electronic circuits. Professionals in the manufacturing industry recognize that factors determining board performance extend beyond the quality of copper traces

Introduction to In-Circuit Test (ICT)   In-Circuit Testing (ICT) is a specialized inspection method applied in the manufacturing of printed circuit boards (PCBs). It employs systematic procedures to evaluate and verify the electrical integrity and functio

Introduction: Why PCB Etching Matters   PCB etching is a fundamental core process in the field of modern electronic manufacturing, and this procedure occupies a central position in the entire PCB production flow. The functionality of printed circuit board

What is PCB Drilling? Everything You Need to Know   PCB drilling refers to the manufacturing process of precisely machining holes in printed circuit boards. This procedure serves the core function of interconnecting the circuit layers of the board. Its ou

Introduction Printed circuit boards (PCBs) are core components of most modern electronic products. Smartphones, computers, medical devices and cutting-edge aerospace equipment rely on them to enable efficient circuit design, performance optimization and large-