C5 – Consultancy Agreement No. 5OH108 Consultancy Services for Water Seepage Investigation and Testing in respect of Kowloon City District (WSI 2019)
P7 – Consultancy Agreement No. BA/P10/2011 Term Consultancy for the Patrolling, Investigation, Inspection for Unauthorized Building Works under Construction, Building Defects, BO Contraventions & Other Associated Services (WIP 2011) consultancy in respect of Yau Tsim District
P5 – Consultancy Agreement No. 5OE115 Consultancy Services for Water Seepage Investigation and Testing in respect of Tsuen Wan District (WSI 2017)