Bangladesh, March 22 -- Beijing, Miami, Mar 22 (AP/UNB) - A massive explosion at a chemical plant in eastern China with a long record of safety violations has killed at least 47 people and injured hundreds of others, 90 of them seriously.

Thursday's blast in an industrial park in the city of Yancheng, north of Shanghai, was one of China's worst industrial accidents in recent years. State-run television showed crushed cars, blown-out windows and workers leaving the factory with bloodied heads.

Schools were closed and nearly 1,000 residents were moved to safety as a precaution against leaks and additional explosions, the city government said in a statement posted to its microblog.

The blast created a crater and more than 900 firefighters...