BEIJING, July 20 -- China's State Flood Control and Drought Relief Headquarters on Thursday activated a level-IV emergency response to flooding in the Beijing-Tianjin-Hebei region.

Teams have been dispatched to the region to guide flood prevention work.

From Thursday to Sunday, heavy rains and rainstorms of up to 150 millimeters will lash parts of Beijing and Hebei.

The headquarters has called for all-out efforts to inspect and prevent hidden dangers, and has urged timely and decisive measures such as shutdowns and personnel transfers.

China has a four-tier flood control emergency response system, with level I being the most severe response.