Home / Case Study / Royal Palms 2020/11/17 Royal Palms Royal Palms Description Rooftop Waterproofing Completion November 2020 Location Wo Shang Wai, San Tin, Yuen Long Contract Sum HKD$ Area - ARDEX WPM 300 as the primer. ARDEX Sheltercoat (Grey) as the main waterproofing layer. Contractor Partner: Ever Ocean Engineering Limited Share: