Mr LI Wing-tat, Jack (first left), a GEG, says that geological data is useful for geotechnical engineers in designing the foundations for works.

Mr LI Wing-tat, Jack (first left), a GEG, says that geological data is useful for geotechnical engineers in designing the foundations for works.

Mr LI Wing-tat, Jack (first left), a GEG, says that geological data is useful for geotechnical engineers in designing the foundations for works.

Mr LI Wing-tat, Jack (first left), a GEG, says that geological data is useful for geotechnical engineers in designing the foundations for works.