August 1, 2019 Jiangsu Zhenjiang, AVIC Ship deliver ASD tug to Nigerian owner Written by Baird Maritime on August 1, 2019. Posted in Harbour Tugs and Operation. An ASD tug jointly built by Jiangsu Zhenjiang Shipyard and AVIC International Ship Development (AVIC Ship) was delivered to an unnamed Nigerian owner on Tuesday, July .. Read More