◇  심양지하철1호선, 2호선                                                                  ◇  북경지하철 지춘로역

◇  북경지하철공정                                                                                 ◇  남경지하철공정

◇  북경지하철 동직문역                                                                        ◇  서안지하철공정

◇  등등