Moscow-based Wimm-Bill-Dann Foods OJSC (WBD) has today [Tuesday] announced the acquisition of Roska St Petersburg Dairy Company OJSC for about US$11.7m, bringing the number of enterprises comprising the dairy and juice products giant to 19. WBD has acquired the firm, one of St Petersburg's most modern and best equipped dairy plants, in line with its strategy of regional expansion. Built in 1987, the plant has a milk processing capacity of 500 tons per day (current capacity utilised is 40 tons), and presently employs about 350 people. The company plans to triple the factory's output by installing new and upgrading existing equipment.