The UN Panel of Experts investigated claims regarding Green Pine Associated Corporation's attempt to establish an IT joint venture in 2022 with Yantai Jinmin Industry and Trade Company. The investigation also involved Li Zhenyu and Zhang Jiashan, who were reportedly assisting Green Pine in accessing banking services. China responded that there was no evidence of Yantai Jinmin Industry and Trade Company, Li Zhenyu, or Zhang Jiashan engaging in activities violating UNSC resolutions on the DPRK.