On the railway from Harbin to Mudanjiang, there is an area for horse washing and road maintenance, which has ensured the passage of trains for 26 years consecutivelOn the railway from Harbin to Mudanjiang, there is an area for horse washing and road maintenance, which has ensured the passage of trains for 26 years consecutively. The terrain in this area is very dangerous where 24 curves are connected one by one. With dangerous stones often falling on the railway by accident and the strong winds blowing down trees on the railway, it is usually covered with snow in winter.During the Japanese occupation, there were 6 accidents in less than 5 years. The workers climbed the cliff every day to remove dangerous stones and saw off dangerous trees. They also came up with a new method to remove ice in winter. The railway track in the horse washing area was laid in 1929. At first, it had meant to be replaced in 1961. The workers took the task in advance and replace the railway bit by bit. During 17 years, an old old road inspector has never been absent in his post. He has walked more than 58,000 kilometers along the 6-kilometer route, discovered and eliminated numerous hidden dangers.y. The terrain in this area is very dangerous where 24 curves are connected one by one. With dangerous stones often falling on the railway by accident and the strong winds blowing down trees on the railway, it is usually covered with snow in winter.During the Japanese occupation, there were 6 accidents in less than 5 years. The workers climbed the cliff every day to remove dangerous stones and saw off dangerous trees. They also came up with a new method to remove ice in winter. The railway track in the horse washing area was laid in 1929. At first, it had meant to be replaced in 1961.