郑全法

Zheng Quanfa is an author of books on electronic technology and electrical skills, about whom limited public information is currently available. Judging from the three works held in the collection, his writing centers on three interrelated introductory fields: electronic components, electronic technology, and electrical skills. All three titles share the phrase "Learn at a Glance," indicating an approach aimed at beginners and emphasizing visual, easy-to-understand presentation. Books of this kind typically use illustrations alongside text to explain basic concepts, operating methods, and common components, helping readers without a professional background quickly gain an overall understanding of electronics and electrical knowledge. All three works fall under the industrial technology category, address practical applications, and are suitable as supplementary material for self-study or vocational training. Owing to the limited available information, the author's biography, nationality, and professional background cannot be confirmed, yet his works have a clear practical orientation in popularizing basic electronics and electrical knowledge.