He has closed his personal office but mail continues to flood in, most of it by recorded delivery, so people know he has got it and will send it on to the right bureaucrat.

A closed-circuit videotape shows in stomach-churning detail the girl being struck by two delivery vans, as well as the 18 people who either walk or drive by without helping.

Combining neural network technology with fuzzy control technology, taking the closed loop control method, the system can control the delivery of the material flow automatically.