The exhibition "Posidonia 2016 " -- Ath...DONJUN as the exhibitor,showed the products Valve remote Control System,Level Gauging System,Combustible Gas Alarm System etc. ?
China first homemade deep-sea submersibl...China first homemade deep-sea submersible mothership"Tan Suo Yi Hao" has been completed delivered --- DONJUN has supplied
the equipments of Valve remote control system and Level gauging system
