Some of the products made by WH Group Ltd. under different brand names are displayed during an investment luncheon in Hong Kong April 10, 2014. China's WH Group Ltd, the world's biggest pork company, has launched a Hong Kong initial public offering of as much as $5.3 billion in the second-largest ever IPO by a food and beverage company. REUTERS/Bobby Yip (CHINA - Tags: BUSINESS FOOD)