Moscow, Sept. 26 -- Chairman of the State Duma of the Russian Federal Vyacheslav Volodin's official visit to Vietnam from September 28-29 will inject momentum into the robust comprehensive strategic partnership between the two countries, according to a Russian official. In an interview with the Vietnam News Agency on the threshold of the visit, Ivan Ivanovych Melnikov, First Deputy Chairman of the State Duma and First Vice Chairman of the Communist Party of the Russian Federation laid stress on the close bonds between Vietnam and Russia across all levels. He recalled President Vladimir Putin's state visit to Vietnam last year, talks with Party General Secretary To Lam in Moscow in May, and a meeting with State President Luong Cuong in Bei...