![Arboricultural](http://www.hdl.hk/wp-content/uploads/2017/08/1.Tomo1_-760x428.jpg)
Arboricultural Arborcheck (Chlorophyll Fluorescence) Drill Resistance Test on Tree Geological Information System / Spatial Data Setup and Management Sonic Tomography Scanning on Tree Soil Improvement by Biochar Tree roots/underground objects…
![Soft Landscape](http://www.hdl.hk/wp-content/uploads/2017/08/Photo-13-1-760x428.jpg)
Soft Landscape Government Landscape Projects Private Residential and Commercial Landscape Projects Green Roof Constructions Landscape Maintenance
![Professional Turf](http://www.hdl.hk/wp-content/uploads/2017/08/3.Lawn_-760x428.jpg)
Professional Turf Fertilization Programme Recommendation and Application Periodic Maintenance such as Coring, Verti‐drain, Verti‐cut and Topdressing Pest Management and Pesticide Application Pre‐emergent and Post Emergent Herbicide Recommendation and Application Routine…
![Irrigation and Drainage](http://www.hdl.hk/wp-content/uploads/2017/08/Photo-14-1-760x428.jpg)
Irrigation and Drainage Drainage System Design and Installation Irrigation and Drainage System Maintenance, Repair and Parts Distributions Irrigation System Design and Installation Irrigation System Fault Diagnosis