Is COFCO Jiajiakang a state-owned enterprise?

Not a state-owned enterprise.

According to (Tianyancha) query, COFCO Jiajiakang (Jiangsu) Co., Ltd. belongs to a limited liability company (foreign joint venture) and is a legitimate business enterprise approved by the Ministry of Industry and Information Technology. Founded in 2009, located in Yancheng City, Jiangsu Province, mainly engaged in animal husbandry.