Arkhangelsk is the large scientific and industrial centre of northwest of Russia. It is the area rich of natural resources: wood, fish; deposits of diamonds, petroleum, Arkhangelskbauxites. Here enterprises of wood-working, timber-chemical, pulp-and-paper, fish, microbiological and machine-building industries are concentrated. In the city there registered 7700 enterprises, 2200 of them are large and middle-scale. The leading part in the industry belongs to wood branch. The timber industry enterprises produce over 40 % of total city's quantum of output. Wood, paper, cardboard, cellulose and fish even today remain the main products Arkhangelsk trade in with other regions of Russia and the West countries.