On the afternoon of April 17, the director of Japan's Minghua Trading Co., Ltd. Kenji Yoshinaga and others came to the Guanghe Aquatic Delta Branch to conduct an on-site inspection and visit to the company's R&D center and the breeding and breeding facilities and devices of the branch. He had a long-term exchange and negotiation with Li Xiaodong, the chairman of the company, on the cooperation of clams breeding, and initially reached a cooperation proposal.