With the continuous development of electronic products, the types and frequencies of various equipment failures have also been 

greatly increased, so the requirements for staff are also constantly improving, especially for people who are new to circuit board 

maintenance, many people do not know where to start at the beginning, and do not know what to learn. In fact, if you want to learn 

professional production and sales of double-sided circuit boards, you must have a certain number of electricity, mode electricity basis.

Therefore, maintenance should pay attention to the following matters: 

First, pay attention to the safety of electricity, including the professional production and sales of double-sided circuit board to take into account the maximum bearing capacity of the circuit board; When you need to contact strong electricity, you must pay attention to personal safety and do a good job of anti-strong electricity measures.

Second, before professional production and sales of double-sided circuit boards, we must first do a good job of anti-static work, such as wearing anti-static work clothes and shoes, wearing anti-static wrist straps. The maintenance workbench should also be well anti-static treatment, such as adding anti-static table.