Sinotandun was founded in 2003, the company is a supplier of domestic professional marine equipment instruments. It introduces advanced geological exploration, scientific research survey, marine surveying and mapping, environmental monitoring and maritime engineering equipment, and design and develop related products. In addition, the company maintains a close cooperative relationship with many foreign marine equipment engineering companies, which can provide a variety of professional marine engineering services, such as engineering design, marine survey and data collection.

Since Sinotandun's establishment, the company has always adhered to the concept of "scientific management and integrity management", providing customers with a complete set of solutions from product selection, ordering to live training and after -sales service, and providing professional system integration and technology for customers at home and abroad Serve.