[
    {
        "category_name": "建築",
        "children": [
            {
                "category_name": "人孔陰井"
            },
            {
                "category_name": "電扶梯"
            },
            {
                "category_name": "衛浴設備"
            },
            {
                "category_name": "門"
            },
            {
                "category_name": "窗"
            },
            {
                "category_name": "停車格"
            }
        ]
    },
    {
        "category_name": "結構",
        "children": [
            {
                "category_name": "柱"
            },
            {
                "category_name": "梁"
            },
            {
                "category_name": "板"
            }
        ]
    },
    {
        "category_name": "景觀",
        "children": [
            {
                "category_name": "設備"
            }
        ]
    },
    {
        "category_name": "機電",
        "children": [
            {
                "category_name": "給水",
                "children": [
                    {
                        "category_name": "管配件"
                    },
                    {
                        "category_name": "管附件"
                    },
                    {
                        "category_name": "設備"
                    }
                ]
            },
            {
                "category_name": "排水",
                "children": [
                    {
                        "category_name": "管配件"
                    },
                    {
                        "category_name": "管附件"
                    },
                    {
                        "category_name": "設備"
                    }
                ]
            },
            {
                "category_name": "空調",
                "children": [
                    {
                        "category_name": "管配件"
                    },
                    {
                        "category_name": "管附件"
                    },
                    {
                        "category_name": "設備"
                    }
                ]
            },
            {
                "category_name": "消防",
                "children": [
                    {
                        "category_name": "管配件"
                    },
                    {
                        "category_name": "管附件"
                    },
                    {
                        "category_name": "設備"
                    }
                ]
            },
            {
                "category_name": "動力",
                "children": [
                    {
                        "category_name": "管配件"
                    },
                    {
                        "category_name": "管附件"
                    },
                    {
                        "category_name": "設備",
                        "children": [
                            {
                                "category_name": "照明"
                            },
                            {
                                "category_name": "發電機設備"
                            },
                            {
                                "category_name": "弱電設備"
                            }
                        ]
                    }
                ]
            },
            {
                "category_name": "瓦斯",
                "children": [
                    {
                        "category_name": "設備"
                    }
                ]
            },
            {
                "category_name": "其他"
            }
        ]
    },
    {
        "category_name": "汙水",
        "children": [
            {
                "category_name": "管配件"
            },
            {
                "category_name": "管附件"
            },
            {
                "category_name": "設備"
            }
        ]
    },
    {
        "category_name": "捷運",
        "children": [
            {
                "category_name": "設備"
            }
        ]
    }
]