A citizen donates blood to those who were injured in a railway station terrorist attack at a blood collection center in Kunming, capital of southwest China's Yunnan Province, March 2, 2014. Twenty-nine people died and more than 130 were injured in the Kunming Railway Station terrorist attack as of 8 a.m. on Sunday. (Xinhua/Hu Chao)
Citizens wait to donate blood to those who were injured in a railway station terrorist attack at a blood collection center in Kunming, capital of southwest China's Yunnan Province, March 2, 2014. Twenty-nine people died and more than 130 were injured in the Kunming Railway Station terrorist attack as of 8 a.m. on Sunday. (Xinhua/Hu Chao)
Citizens have their blood pressure measured before donating blood to those who were injured in a railway station terrorist attack at a blood collection center in Kunming, capital of southwest China's Yunnan Province, March 2, 2014. Twenty-nine people died and more than 130 were injured in the Kunming Railway Station terrorist attack as of 8 a.m. on Sunday. (Xinhua/Hu Chao)
Citizens wait to donate blood to those who were injured in a railway station terrorist attack at a blood collection center in Kunming, capital of southwest China's Yunnan Province, March 2, 2014. Twenty-nine people died and more than 130 were injured in the Kunming Railway Station terrorist attack as of 8 a.m. on Sunday. (Xinhua/Hu Chao)
Citizens register themselves before donating blood to those who were injured in a railway station terrorist attack at a blood collection center in Kunming, capital of southwest China's Yunnan Province, March 2, 2014. Twenty-nine people died and more than 130 were injured in the Kunming Railway Station terrorist attack as of 8 a.m. on Sunday. (Xinhua/Hu Chao)
A citizen takes blood test before donating blood to those who were injured in a railway station terrorist attack at a blood collection center in Kunming, capital of southwest China's Yunnan Province, March 2, 2014. Twenty-nine people died and more than 130 were injured in the Kunming Railway Station terrorist attack as of 8 a.m. on Sunday. (Xinhua/Hu Chao)