JJA had never used a Junttan pile driving rig but had seen them used locally ... We don’t have that issue with the Junttan hydraulic hammer.” Although JJA has experience installing batter ...

The Erhang Changqing pile-driving vessel, which features the world's tallest derrick at the stern with the highest ...

China, the world's second-largest economy, is pursuing an all-encompassing strategy of increasing its maritime power that ...