New peasants: refers to workers who have scientific and cultural qualities, master modern agricultural production skills, and take agricultural production, management, and service as occupations. Which of the following are not new farmers? ['After graduating from university, Cai used the new technology he learned to cultivate and grow square pumpkins, colored peppers, etc. , which sell well.', 'Cheng, who returned to his hometown to start a business, has been committed to promoting soullessness for several years, fulfilling the dream of getting rich in many families in the village.', "After Xiao Li's college entrance examination was dropped, with the support of government policies, he raised a pig in his hometown. After more than 10 years, he has embarked on the road to prosperity.", 'Xiao Zhu mastered the cattle-raising technology in the army, and set up a direct selling website after setting up a dairy farm after returning to his hometown to provide customers with thoughtful services.']