As a water treatment equipment R & D and production as the main business unit, Sihai knows its own special social responsibility. Sihai, through its own scientific and technological research and development and technological improvement, has obtained patent certificates for a number of products in the water treatment industry and won many national scientific and technological awards and certificates.

Keep improving, professional to build quality. Sihai water treatment always aims to meet and exceed customers' needs, focuses on details, continuously improves and provides customers with high-quality products and services. Provide all-round technical service plan and process design, equipment installation and debugging, guide and train operators to visit customers regularly, and maintain and repair equipment.