PRODUCTS SERIES
Drainage sheet is a new geosynthetical material which is made by melting and laying net with disordered silk. It has high pressure resistance, high density of opening, and has the function of collecti
PRODUCTS SERIES
Drainage sheet is a new geosynthetical material which is made by melting and laying net with disordered silk. It has high pressure resistance, high density of opening, and has the function of collecti