when searching for parent node, the children nodes related to that are not shown, therefore, when there is a lot of drop-down data and there are the same child nodes under different parent nodes, it is difficult to find the desired child node.
when searching for parent node, the children nodes related to that are not shown, therefore, when there is a lot of drop-down data and there are the same child nodes under different parent nodes, it is difficult to find the desired child node.