Opposition to Taiwanesechemical plant grows By Cindy Sui BBC News, Dacheng Wetland, Taiwan Hsieh Shu, a fourth-generation oyster farmer, tends to them. "My parents, grandparents and great grandparents were all oyster farmers, and now my kids also work in this field. "We've been doing this for more than 100 years," Hsieh said. CHINA POST BBC NEWS