Billion Rise - a company believed to be linked to Hong Kong property giant Cheung Kong Holdings - has put in the top bid of S$110.4 million for a residential site at West Coast Crescent. This works out to S$305 per square foot per plot ratio for the 99-year leasehold parcel. Analysts expect a break-even price of between S$680 and S$720 per square foot for a new condominium on the site. The units are...