Daowan Technology Co., Ltd. focuses on the technology research and development of ocean sensors, manufactures high-accuracy CTD probes, especially the products suitable for extreme water environments (deep sea and polar regions).

It is the original intention and belief of Daowan to be the favorite CTD brand of marine scientists.

At present, Daowan has sold thousands of products to customers all over the world. Daowan CTD probes have been recognized by more and more researchers in marine field. With the joint efforts of all colleagues in the company, Daowan will help all the customers to achieve more accurate and stable CTD data.