This book provides an introduction to the forward and inverse modeling, information extraction techniques, and applications of the Short Offset Transient Electromagnetic Method (SOTEM). It highlights the effectiveness of this method in various sectors, including metallic mines, coal mines, and engineering, showcasing its success across multiple mining regions. The book serves as a reference for both professionals and graduate students working at geophysical electromagnetic field and its related area. The basis of English translation of this book, originally in Chinese, was facilitated by artificial intelligence. The content was later revised by the author for accuracy.