About Us

Company Overview

Tiandunbj Technology Co., Ltd. is a high-tech enterprise headquartered in Zhongguancun, Haidian District, Beijing. We specialize in the research, development, manufacturing, and global supply of advanced underwater acoustic equipment and systems.

With a strong focus on underwater acoustics technology, our core products include:

· Hydrophones

· Acoustic Release Devices

· Ocean Bottom Seismometers (OBS)

· Underwater Acoustic Communication Systems

· Sub-bottom Profilers

· Hydrophone Vertical Arrays

· Single-channel Seismic Streamers

We also possess strong capabilities in customized product design and development.

Backed by a core team with extensive industry experience and incorporating internationally advanced technological concepts, Tiandun has become a trusted innovator in the marine acoustics industry. We are committed to delivering precise capabilities in underwater sensing, communication, and seabed detection.

Engineering & Technical Strength

Tiandun is powered by a highly experienced engineering team with a global perspective. Our core experts bring years of professional experience in Germany, combining strong theoretical foundations in acoustics with extensive hands-on marine engineering experience.This enables continuous innovation in key areas such as:

· Underwater Acoustic Communication

· Acoustic Release Systems

· Seabed Exploration & Survey Equipment

Key Technical Experts

Georgii Shapovalov
Former Electronics Engineer at the Ministry of Natural Resources of the Russian Federation, involved in deep-sea geological survey projects in the Pacific Ocean. He has solid expertise in marine geophysical surveying and electronic engineering.

Alexander Elnikov
Graduate of Bauman Moscow State Technical University (BMSTU). Previously worked at the Shirshov Institute of Oceanology (Russian Academy of Sciences) and GeoPro (Germany). He has deep expertise in underwater acoustic technology and marine instrument development.

Daniil Pozdnyshev
Graduate of Southern Federal University (Russia). He has long been engaged in the development of geophysical equipment and has participated in multiple marine geological survey expeditions across the Pacific, Indian, and Arctic Oceans, with substantial hands-on experience in oceanographic research and instrumentation.

Why Choose Tiandun

· Full product range of underwater acoustic equipment 

· Strong custom design and OEM/ODM capability 

· Proven experience in marine engineering and offshore projects 

· Reliable performance validated through real-world marine applications

· Professional technical support for complex underwater applications