Class Approved GMDSS Service Providers

Ningbo Guye Communication Technology is a Ningbo-based radio and electronics service contractor supporting merchant vessels calling at Ningbo-Zhoushan and adjacent ports with annual testing, equipment service and remote inspection

Founded in 1985 and headquartered in Ningbo, Zhejiang Province, Ningbo Hongzhou Electronics Development Co., Ltd. is a long-established Chinese marine electronics manufacturer and service provider focused on shipborne radio, navig

Northrop Grumman Sperry Marine represents a long‑standing presence in the global maritime sector, tracing its roots to the heritage of Sperry Gyrocompass, C. Plath, and Decca, which were brought together in 1997 under a unified ma

Ocean Rich Group is a diversified maritime services enterprise that functions as a comprehensive partner for ship owners and management companies worldwide. Established in 2015 with its headquarters in Qingdao, China, the organiza

Qingdao Haina Marine Co., Ltd. is a Qingdao-based marine safety and technical services firm working with commercial shipping at ports along the Shandong peninsula and the wider Bohai and Yellow Sea coasts. The company brings toget

Qingdao Oceanic Electronics Co., Ltd. is based in Qingdao, the major Shandong Province port on the Yellow Sea coast that hosts large container, bulk and crude terminal complexes at Qianwan, Huangdao and Dongjiakou and a strong clu

Qingdao Ruifeng Marine Equipment is a Qingdao-based technical contractor supporting merchant shipping with radio and navigation services, pressure vessel inspection and non-destructive testing for vessels calling at Shandong and

Qingdao Ship Electronic Alpha Service Co., Ltd. supports merchant shipping with marine electronics services, in-water inspection and non-destructive testing from a base in Qingdao, on the Shandong coast. The radio scope covers ann

Radio Holland (China) Co., Ltd. is the Chinese arm of Radio Holland, a long-established Dutch marine electronics group that operates as the global navigation, communication, connectivity, onboard ICT and maintenance brand of the R

RMS Marine Service Co., Ltd. has been helping ships operate smoothly and safely since 1993. What began as a regional service provider in China has grown into a global marine solutions company, supporting vessels across the maritim