On the morning of June 19, deputy secretary of municipal party committee, the mayor Wang Anshun came to the Kuifang recycled water site to check the flood prevention, safety production and fire fighting security, accompanied by the deputy mayor Lin Keqing and Zhang Yankun and related person of Beijing municipal commission of housing and urban-rural development. On the construction site, Wang Anshun check the preparation of flood-control materials, construction safety and fire fighting security after hearing about the report of Kuifang engineering general situation and basic construction situation.