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BEIJING, May 13 (Xinhua) -- China's health authority on Monday summarized the progress in occupational disease prevention and treatment in recent years.

At Zhangjiakou competition zone in Hebei province, a video which tells the story of Zhangjiakou engaging in the bidding and preparing work of Beijing 2022 came to the public.

The regulation will take effect on Sept. 1.

Wu said "Sino-New Zealand's Belt and Road cooperation will not only help to enhance New Zealand's tourism infrastructure, but also further strengthen New Zealand's advantage as an ideal tourist destination for Chinese tourists and attract more Chinese tourists."

"Fires have always been a threat for historic relics," said Dai Jian, professor of Beijing University of Technology, who specializes in historic architecture protection.