Huo Puyang, a Chinese woman plays with her cats at the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Duo Zirong, a Chinese woman plays with her cats at the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Huo Puyang's Cats rest on the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Huo Puyang, a Chinese woman plays with her cats at the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Huo Puyang's Cat rest at the window of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Aly Song 

Duo Zirong, a Chinese woman brings food to her cats in her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Aly Song 

Duo Zirong, a Chinese woman plays with her cats at the window of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Duo Zirong, a Chinese woman plays with her cats at the window of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/Aly Song 

Huo Puyang's Cats rest on the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Huo Puyang, a Chinese woman plays with her cats at the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Duo Zirong, a Chinese woman plays with her cats at the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Duo Zirong, a Chinese woman brings food to her cats in her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Huo Puyang, a Chinese woman sits on her bed with her cats in her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Huo Puyang, a Chinese woman sits on her bed with her cats in her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Huo Puyang, a Chinese woman plays with her cats at the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Huo Puyang's Cat rest at the window of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Aly Song 

Duo Zirong, a Chinese woman plays with her cats at the window of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/Aly Song 

Huo Puyang's Cat rest at the window of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Aly Song 

Huo Puyang, a Chinese woman plays with her cats at the balcony of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Huo, her husband, son and her daughter-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

Duo Zirong, a Chinese woman brings food to her cats in her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Aly Song 

Duo Zirong, a Chinese woman plays with her cats at the window of her house in Datong Village of Fengxian District in Shanghai February 24, 2006. Duo Zirong, her husband, and parents-in-law housed about 300 cats that they save from the streets in their house in Shanghai. REUTERS/ Nir Elias 

A Chinese miner pushes a mine car into an elevator at a coal mine near the city of Datong in China's Shanxi province February 23, 2005. Picture taken February 23, 2005. REUTERS/Reinhard Krause ALF/LA 

A Chinese worker leaves a loading station for coal at a mine near the city of Datong in China's Shanxi province February 23, 2005. In another incident, China has suspended a provincial vice governor after a coal mine explosion killed 214 people and is taking a series of measures to clean up the world's deadliest mining industry, state media said on Thursday. Picture taken February 23, 2005. REUTERS/Reinhard Krause ALF/TC 

A Chinese worker drives his bicycle in front of a poster outside a coal mine near the city of Datong in China's Shanxi province. A Chinese worker rides his bicycle in front of a poster saying "Happy to work-safe to go home" outside a coal mine near the city of Datong in China's Shanxi province February 23, 2005. China has suspended a senior provincial safety official after a coal mine explosion killed 214 people and outlined a series of measures aimed at cleaning up the world's deadliest mining industry.Picture taken February 23, 2005. REUTERS/Reinhard Krause 

A Chinese worker rides his motorcycle towards the loading station of a coal mine near the city of Datong in China's Shanxi province. A Chinese worker rides his motorcycle towards the loading station of a coal mine near the city of Datong in China's Shanxi province February 23, 2005. Worries that high prices for raw materials and energy will rekindle Chinese inflation are fading after the latest batch of data showed price pressures easing at both the consumer and producer level. REUTERS/Reinhard Krause 

A Chinese worker sits on his horse-driven cart loaded with coal as he leaves the loading station of a coal mine near the city of Datong, China February 23, 2005. Worries that high prices for raw materials and energy will rekindle Chinese inflation are fading after the latest batch of data showed price pressures easing at both the consumer and producer level.REUTERS/Reinhard Krause ALF/AT 

Chinese soldiers walk outside their barracks in Datong in China's Shanxi province February 23, 2005. U.S. President George W. Bush on Tuesday warned Europeans their plan to lift a 15-year-old ban on arms sales to China could skew the military balance with Taiwan, but he vowed to consider a compromise if it addressed U.S. security concerns. REUTERS/Reinhard Krause ALF/YH 

A Chinese girl looks out of a grocery store near a leaking steam pipe in a village near the city of Datong in China's Shanxi province. A Chinese girl looks out of a grocery store near a leaking steam pipe in a village near the city of Datong in China's Shanxi province February 23, 2005. Worries that high prices for raw materials and energy will rekindle Chinese inflation are fading after the latest batch of data showed price pressures easing at both the consumer and producer level. REUTERS/Reinhard Krause 

A Chinese man and a boy walk near to a leaking steam pipe in a village near the city of Datong in China's Shanxi province. A Chinese man and a boy walk near a leaking steam pipe in a village near the city of Datong in China's Shanxi province February 23, 2005. Worries that high prices for raw materials and energy will rekindle Chinese inflation are fading after the latest batch of data showed price pressures easing at both the consumer and producer level.REUTERS/Reinhard Krause 

A Chinese worker rides his bicycle in front of a poster placed outside a coal mine near the city of Datong, in China's Shanxi province, February 23, 2005. Despite increasing high-level attention to mine safety, including dismissal of officials who let accidents happen on their watch, it has proven nearly impossible to control the industry in the face of coal prices that jumped 40 percent last year to about a $60 a tonne. The poster reads: "Happy to work - safe to go home." Picture taken February 23, 2005. TO MATCH FEATURE CHINA-COAL. REUTERS/Reinhard Krause RKR/PN/DH 

A Chinese worker rides his motorized tricycle towards the loading station of a coal mine near the city of Datong, in China's Shanxi province, February 23, 2005. Despite increasing high-level attention to mine safety, including dismissal of officials who let accidents happen on their watch, it has been nearly impossible to control the industry in the face of coal prices that jumped 40 percent last year to about $60 a tonne. Picture taken February 23, 2005. TO MATCH FEATURE CHINA-COAL. REUTERS/Reinhard Krause RKR/KS/DH 

A Chinese man rides a donkey cart loaded with coal from a coal mine near Datong in China's Shanxi province February 22, 2005. China last year produced 35 percent of the world's coal but reported 80 percent of global deaths in colliery accidents at a rate of three fatalities per million tonnes of coal. REUTERS/Reinhard Krause RKR/FA 

A Chinese miner is seen outside a coal mine near Datong, China February 22, 2005. Worries that high prices for raw materials and energy will rekindle Chinese inflation are fading after the latest batch of data showed price pressures easing at both the consumer and producer level. REUTERS/Reinhard Krause RKR/AT 

A Chinese miner works outside a coal mine near Datong, China February 22, 2005. Worries that high prices for raw materials and energy will rekindle Chinese inflation are fading after the latest batch of data showed price pressures easing at both the consumer and producer level. REUTERS/Reinhard Krause RKR/AT 

A Chinese miner walks past a coal heap outside a mine near Datong February 22, 2005. Worries that high prices for raw materials and energy will rekindle Chinese inflation are fading after the latest batch of data showed price pressures easing at both the consumer and producer level. REUTERS/Reinhard Krause