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Construction method of immersed tube pile in backfill soil layer (Bangladesh invention patent)
A method for on-site construction of photovoltaic power generation pile foundation (Bangladesh invention patent)
Equipment and construction method for compacting immersed tubes or pouring concrete during construction
A method for constructing immersed tube ramming and expanding cast-in-place piles in sand or gravel layers
An extended type of immersed tube ramming expansion pile, pile driver, and pile driving method
Growth type immersed tube ramming expansion pile, pile tube and pile driver
Construction method for ensuring pile length of immersed tube cast-in-place piles constructed in pebble and sand layers
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