Zheng Da Kangdi premix has four grades, which are pregnancy feed, lactation feed, medium-sized pig feed and piglet feed. The prices at different stages are also different: 4325 pregnant 40 kg 160 yuan, 6326 lactating 60 kg 280 yuan, 43 13 medium-sized pig feed 80 kg 280 yuan and piglet feed 340 yuan.

Zheng Da Kangdi Group is a joint venture between Thailand Zheng Da Group and American Kangdi Group in China. It is a large-scale comprehensive agricultural and animal husbandry enterprise with international advanced level. The pre-mixed feed in Kangdi, Zheng Da is of good quality, but the price is a bit expensive.