In product structural design, the fixation of PCBA must facilitate production assembly, ease maintenance, and control costs. Here, we introduce common fixation methods for electronic product PCBA. Screw FixationThe size of the screw hole should be 0.1-0.2mm larger than the outer diameter of the screw on one side. The fixation of PCBA requires positioning pillars … Read more
Recently, Shenzhen Qiangda Circuit Co., Ltd. (abbreviated as Qiangda Circuit; stock code: 301628.SZ) released its 2025 semi-annual report, marking the first semi-annual report since Qiangda Circuit was listed on the Shenzhen Stock Exchange on October 31, 2024. The company’s performance continues to show growth, with multiple business indicators performing outstandingly. Qiangda Circuit has been deeply … Read more
SoC (System on Chip) is a highly integrated integrated circuit that combines multiple functional modules such as processor cores, graphics processors, memory controllers, and input/output interfaces into a single chip, often customized for specific applications. SoC chips are widely used in various fields including communications, healthcare, transportation, industrial control, automation, networking, and consumer electronics, such … Read more
“ An interesting conversation between Sebe, the founder of TS Circuit, and Matt, the founder of Atopile, discussing how code reshapes hardware design and how AI accelerates innovation. It is worth listening to the entire conversation, which has been reshaped in Chinese for easier learning.” The following is a detailed briefing document of the podcast, … Read more
PCBA (Printed Circuit Board Assembly) serves as the core carrier of electronic products, and its production quality directly determines the performance, reliability, and lifespan of the final product. However, the PCBA manufacturing process is extremely complex, involving hundreds of steps, and any slight deviation in any link may lead to hidden dangers. This article will … Read more
To alleviate the inventory pressure caused by returns of electronic products, Du and Wang devised a scheme to deliberately damage product circuit boards by applying high current, burning out components, and then claiming “quality issues” to exchange for new products, thereby committing fraud. Recently, the Haidian Court sentenced defendants Du and Wang to three years … Read more
Some screenshots of electronic books 【Complete Set of Hardware Learning Materials Collection】
In the increasingly competitive electronic product market, some companies are racking their brains to reduce operational costs. However, businessmen Du and Wang took a different approach, focusing their misguided efforts on exploiting loopholes. Their meticulously planned “damaged product exchange” scam not only failed to alleviate their inventory pressure but also led them to the courtroom. … Read more
(Report Produced By: Ping An Securities) 1. Geely Holding Group: A Leading Comprehensive Automotive Electronics Service Provider 1.1 Company Overview Geely Holding Group was established in 2003, focusing on providing electronic products, R&D services, and high-level intelligent driving solutions for customers in the automotive and unmanned transport sectors. In its early years, the company primarily … Read more