It can be lifted in single leaf or double leaves, and operated smoothly and freely. It wears well.

单扇提拉或双扇提拉均可，操作灵活自如，经久耐用。

youdao

It can be lifted in single leaf or double leaves, and operated smoothly and freely. It wears well.

单扇提拉或双扇提拉均可，操作灵活自如，经久耐用。

youdao