1. Use prefabricated pile foundation, theconstruction speed is fast, no need to fill the excavation, only simple fieldleveling is needed.

2. The requirements for terrain are low,and are mostly used for geological soil, cohesive soil, fill soil, collapsibleloess and other geology.

3. Mainly applicable to fishing light andagriculture light complementary photovoltaic power station

4. Disadvantages: construction accuracy isnot high, verticality is not easy to guarantee