[JURIST] A court in China's Yunnan Province [official website, in Mandarin] on Tuesday sentenced three executives from a Chinese chemical company for polluting Yangzonghai Lake [Greenlaw backgrounder]. Chengjiang Jinye Industry and Trade Company chairman Li Dahong was sentenced to four years in jail [Xinhua report] and fined 300,000 yuan ($44,000 USD) by the Chengjiang County Basic Level Court,