Factory raising seedlings technology is similar for vegetables and rice to a great extent. In some developed countries, factory raising seedlings technology was researched earlier, and it has a wide application range. the Netherlands modern raising seedlings technology characterized by large-scale and professional, which is used to produce the vegetable seedlings, is a typical representative of the European. In American, the tray raising seedlings mode is adopted for celery, fresh tomato and 90% of the green peppers, some large seedlings companies, which can produce over one billion transplants annually, have mainly Speedling (Fig. 1.), Transplanting and Green Heart Farms. Moreover, South Korea imported factory raising seedlings technology in 1992 and designed two kinds of greenhouse with standardization structure. Vegetable factory raising seedlings rate is more than 80% .