Established in 2004, Shanghai DONJUN is a high-tech enterprise specializing in automation systems for the global marine and offshore industries. Headquartered in Shanghai's Pudong District with modern R&D and manufacturing facilities, we provide comprehensive solutions including valve remote control systems, level monitoring systems, cargo hold water ingress alarms, and combustible gas detection systems.

DONJUN was recognized as a Shanghai High-Tech Enterprise in 2022 and designated as a "Specialized, Refined, Unique, and Innovative" enterprise in 2024. As a committee member of the National Marine Machinery Standardization Technical Committee, we have led the development of 7 industry standards for marine valve remote control systems.

While maintaining market leadership in China, DONJUN exports to Greece, Singapore, Japan, and throughout Europe. Our service networks in Guangzhou, Zhoushan, Singapore, and Greece ensure 24/7 global technical support and maintenance services.

Guided by our philosophy of "Craftsmanship Ensures Quality, Persistence Guarantees Service," DONJUN is committed to being a trusted partner in the global marine and offshore engineering sectors.