Forward and backward are opposed to and complemented each other.

Many enterprises have undergone changes in Beijing. The industrial output of electronic hi-tech industries increased to 35%. Machine, petroleum, ore refining, automobile, construction, and etc decrease to 41%. Food, beverage, medicine, printing and furniture make up about 20%. The increase and decrease exist in areas everywhere. There also have been changes of location and production methods. Everybody is very happy about the changes...