Factory fire wounds refuse to heal
They are the victims of China's manufacturing boom, migrant workers injured in a string of blazes at factories that were little more than traps
On most days for the past two decades, Sun Chengyun has smeared iodine on her knee and ankle and bandaged them.

Scars from the fire cover Sun's neck, back, left arm, leg and foot. Her hands and nails are twisted. The delicate skin on her limbs, especially around the joints, tears when she uses them too much.
Despite the persisting rot of her wounds, Sun said she rarely sought treatment.
"I don't want to be in a hospital again," she said. "I'm sick of it."
Shenzhen, China's first economic special zone, lured flocks of businessmen, mostly from Hong Kong, eager to invest in manufacturing. Today, the state reforms that brought financial success to the Pearl River Delta are being replicated throughout China, helping to make the nation the world's second largest economy and top exporter. The engine's success was built on manufacturing, using a huge pool of cheap labour.