It is important to build the green hotel and raise economic benefit.

为创建绿色饭店，提高饭店的经济效益，提供了一条行之有效的途径。

youdao

It is important to build the green hotel and raise economic benefit.

为创建绿色饭店，提高饭店的经济效益，提供了一条行之有效的途径。

youdao