Hong Leong Asia's foray into China is paying off for the company. Its China operations and building materials unit both helped to boost its full-year net profit to S$95.4 million, up 56 percent on year. Revenue rose 30 percent to S$3.2 billion. Hong Long's share of profit from associates increased to S$25.4 million in 2007, a turnaround from the loss in 2006 of S$500,000. Most of the contribution come...