$.ajax({
    type: "post",
    url: 你的url,
    dataType: 'json',
    success: function (d) {
        layui.use(['tree', 'layer'], function () {
            layui.tree({
                elem: '#factoryTree',//绑定元素 
                nodes: convert(d),//完整结构参考官网api
............

//List<Tree>对象转换Nodes对象函数
function convert(rows) {//默认三级  List<Tree>集合,Tree为树形结构的实体类
    function exists(rows, parentId) {
        for (var i = 0; i < rows.length; i++) {
            if (rows[i].id == parentId) return true;
        }
        return false;
    }

    var nodes = [];
    // get the top level nodes
    for (var i = 0; i < rows.length; i++) {
        var row = rows[i];
        if (!exists(rows, row.parentId)) {
            nodes.push({
                id: row.id,
                name: row.text,
                parent: null,
                remark: row.remark
            });
        }
    }

    var toDo = [];
    for (var i = 0; i < nodes.length; i++) {
        toDo.push(nodes[i]);
    }
    while (toDo.length) {
        var node = toDo.shift();   // the parent node
        // get the children nodes
        for (var i = 0; i < rows.length; i++) {
            var row = rows[i];
            if (row.parentId == node.id) {//这里修改自己需要的属性
                var child = {id: row.id, name: row.text+(row.remark=='stop'?'<span style="color:darkgray">(停运)</span>':''), parentId: node.id, remark: row.remark,parentName: node.name};
                if (node.children) {
                    node.children.push(child);
                } else {
                    node.children = [child];
                }
                toDo.push(child);
            }
        }
    }
    return nodes;//layui nodes对象
}