The internship content enables students to acquire practical training in pig raising technology, planning and management through practical training, so as to become a professional talent for real pig management. Internship content includes variety and selection score, pig farm cleaning and disinfection, childbirth assistance, estrus observation and breeding, pig record planning, pig house design and pig house allocation planning, feed demand estimation, feeding cost estimation, economy The business rules are simulated, the analysis of investment returns, the collection of market supply and demand data, and the calculation and analysis of total production costs and benefits.