The training time of engineering business will vary according to the specific training content and learning methods. Generally speaking, if you study and train through schools or training institutions, you usually need to study for a period of time, such as several months or six months to one year, before you can master relevant theoretical knowledge and practical skills.
Engineering business needs rich practical experience to deal with all kinds of complicated situations. These practical experiences need long-term practice and accumulation to obtain. Therefore, the training time of engineering business needs at least half a year.