Deepwater Haina (300961.SZ) announces unusual stock trading fluctuations. The company has noticed that the "Deep Sea Technology" related concept has attracted considerable market attention recently. After verification, the company explains as follows: On March 15, 2024, the company established a joint venture, Huahong Haina Digital Industry (Shenzhen) Co., Ltd., with Shenzhen Kaihong Digital Industry Development Co., Ltd. and Shenzhen Haina Chuangzhan Technology Co., Ltd. to jointly promote the construction of an eco-friendly, Water Affairs, Water Conservancy, Ocean and related municipal facilities open-source Hongmeng ecosystem, accelerating the company's digital layout and development in the field of smart governance of the ecological environment and smart Water Affairs operation management. In addition, the company jointly invested on May 31, 2023, with Jiangsu Degao IoT Technology Co., Ltd. to establish a holding subsidiary, Nantong Haina Smart IoT Technology Co., Ltd., which is primarily engaged in the research, development, manufacturing, and sales of ocean engineering intelligent equipment, marine environmental monitoring and detection equipment, Siasun Robot&Automation, smart instruments and meters, and more. Currently, the business in this field accounts for a very low proportion of the company's main business revenue and will not have a significant impact on the company's performance.