延时自闭、安装固定方便。
Characteristics of cross-joint flush valve: they are time-lapse,
self-closing, beeline of water route.
适用范围：由于具有延时自闭功能，卫生、节水效果明显，适合于我们家庭使用，也适用于学校、车站、医院、工厂、饭店等公共场所。
Suitable locations: They are time-lapse self-closing, hygienic to
prevent the spread of bacterium, remarkable in saving water, so
they are applicable to our families and public places such as
schools, bus stations, hospitals, hotels, factories, ect.
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