Streetdirectory.com Hai Sing Dewasa Institute is situated in Holland Singapore, an elite district that is famous amongst the expat community. This area is synonymous with luxury condo and bungalow, some with a garden view of the nearby Singapore Botanic Gardens. If flowers are your interest, the Corona florists is where you can buy flowers to complement your home decor, or to present as corporate gift. If you are looking for Asian handicraft or antiques, the shopping mall at Holland Road is the place to visit. You can carry on your retail therapy of quaint decorative items, art paintings, books etc at Holland Village, a well-known shopping enclave amongst local and travelers.