The registration address of the hydra fluid control (shanghai) ltd. Is located at no. 51, 4nd flat road, 4th metropolis, 4th metropolis, 4th metropolis, in shanghai city, and is represented by chen yaming, a legal person who is involved in the sale of hydrotechnologies, automateds, environmentally friendly technologies, technical advice, technical services, technology development, technology transfer; valves (except for exclusive control), pumps, fluid equipment processing (excluding branch operations), sales; machinery and equipment, instrumentation, plumbing accessories, water purification equipment, water treatment equipment, heating materials, firefighting equipment, water heating equipment, refrigeration equipment and automation equipment. [projects subject to legal approval may not operate without the approval of the relevant department]