中国路线盾构-上部字符是中国国道，下部字符是公路名称-吉林-黑河高速公路,Chinese route shield - The upper characters mean Chinese National Highway, the lower characters are the name of the highway - Jilin-Heihe Expressway

中国路线盾构-上部字符是中国国家公路，下部字符是公路名称-沈阳-吉林高速公路,Chinese route shield - The upper characters mean Chinese National Highway, the lower characters are the name of the highway - Shenyang-Jilin Expressway