Sino Estates Management Limited Tel: 2138 1000 Fax: 2138 1010 Email: seml@sino-estates.com Sino Security Services Limited Tel: 3112 7600 Fax: 2302 1807 Email: sssl@sino-security.com Sino Parking Services Limited Tel: 3112 7333 Fax: 2303 0957 Email: spsl@sino-parking.com Best Result Cleaning Services Limited Tel: 3112 7282 Fax: 3112 7262 Email: bestresult@sino-cleaning.com Premium Living Tel: 3177 3888 Fax: 2138 1010 Email: general@premium-living.com