We hold the first level of professional contracting of foundation and foundation engineering, the second level of professional contracting of foundation treatment engineering of hydraulic structures, the second level of professional contracting of embankment engineering and the third level of professional contracting of earthwork engineering approved and issued by the Provincial Department of construction. It has strong technical force and advanced construction technology and equipment in foundation and foundation treatment, hydraulic structure foundation treatment and embankment engineering. It has developed the technology of vibration sinking formwork anti-seepage board wall, the technology of water jetting method underground continuous wall and reverse circulation wall forming, the technology of hydraulic grab type underground continuous wall, the technology of mechanical vertical membrane laying, and the technology of splitting grouting for low embankment Technology, prestressed unbonded steel glue line soil anchor technology, multi head and small diameter deep mixing jet grouting pile anti-seepage wall technology, high pressure jet grouting technology, slope greening concrete protection technology, etc. The "water jetting method underground wall construction method" has obtained the national construction method certificate, the "low embankment split grouting construction method" and the "vibration formwork sinking anti-seepage plate wall construction method" have obtained the provincial construction method certificate. Over the years, it has undertaken various foundation treatment and geotechnical engineering construction projects for key projects in countries and provinces such as water conservancy and Huaihe River control, Taihu River control, South to North Water Diversion, as well as transportation, energy, civil engineering and other industries.