AUSTRALIA-BASED StayWell Hospitality Group is looking to stamp its Park Regis and Leisure Inn brands on more properties in Singapore and the rest of Asia. The first Park Regis hotel here is set to open in September, and the group also has the country's first Leisure Inn hotel on the drawing board. StayWell may be rather new to Singapore, but it is not venturing unassisted. The group's chairman is Asok...