業(yè)績案例
Construction of Haigong Island
華北地區(qū)大口徑4米的頂管項(xiàng)目Construction of Haigong Island
南水北調(diào)工程---武清供水工程Construction of Haigong Island
南水北調(diào)工程---廊涿干渠工程Construction of Haigong Island
引江向爾王莊水庫供水連通工程Construction of Haigong Island
熱電廠供配水工程