A solar panel factory in eastern China has been shut down after protests by local residents over pollution fears. Some 500 villagers staged a three-day protest following the death of large numbers of fish in a local river...Tests on water samples showed high levels of fluoride, which can be toxic in high doses, officials said...[Villagers] accuse Jinko Solar, a Chinese company making solar panels for sale overseas, of dumping hazardous chemicals into the water supply, our correspondent says. "We feel that it is socially responsible to close the factory first and to take corrective measures," company spokesman Thomas Jing told the BBC...The firm in Haining city is a subsidiary of a New York Exchange-listed Chinese solar company, JinkoSolar Holding...Chen Hongming, a deputy head of Haining's environmental protection bureau, was quoted by Chinese media as saying that the factory's waste disposal had failed pollution tests since April.