A series of research in exporting cauliflower was made in variety filtering, grow seeding technology, making use of mixed fertilizer according to prescription, preventing and curing plant diseases and insect pests, etc. New cauliflower variety with good quality and high yield and its safety produce technology were mastered. Cauliflower in demonstrated area and usual area was compared. The result showed that 10.6~14.8 percent was increased on the rate of merchandise, 22.37%~32.16% was decreased on dosage of fertilizer, 23.08%~42.05% was decreased on dosage of pesticide, 3600~4380yuan/hm2 was increased on income. 12 kinds of poisonous and harmful materials in exporting the cauliflower safety produce demonstrated area decreased clearly compared with standard, such as heavy metals, chemical pesticide, nitrate or second nitrate etc.