Introduction to the Sino-Russian border gate: is a milky white building located on our side of the Sino-Russian border in the west of Manchuria. The national gate is 30 meters high and 40 meters wide. It was built in 1989. The National Gate is solemn and solemn. On the top of the milky white door of the National Gate are embedded seven bright red characters of "The People's Republic of China". The national emblem hanging above is shining with golden light, and the international railway passes below.