There are seven professional sand compaction pile ships in China,all of them are imported from abroad and expensive.It’s very meaningful to study the transformation of sand compaction pile ships,which is helpful to speed up off-shore port constuction.Based on the construction of the South Sea Pearl artificial island projects in Haikou bay,the construction technology,application conditions and quality control of sand compaction pile construction with land pile drivers are described.It’s good for master of the consolidation soft foundation with sand compaction pile ships.