Building
B03 (Restoration and conservation) B04 (Building construction works) B08 (Waterproofing material installation) B11 (Installation of signage on buildings) B13 (Tile installation) B14 (Paint work) B15 (Roof installation) B24 (Building maintenance work) B28 (Modification works) |
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Civil Engineering
CE01 (Road construction and pavement) CE13 (Billboard installation) CE21 (Construction of civil engineering) CE34 (Precast concrete installation work) CE36 (Earthworks) CE42 (Road painting works) CE43 (Street furniture) |
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Mechanical & Electrical Engineering
M01 (Air conditioning and air distribution system) M15 (Miscellaneous mechanical equipment) |
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