Meaning of yǐ shàng:
以上
that level or higher
Kǎoshì chéngjì zài bāshí fēn yǐshàng cái suàn hégé.
考试成绩在80分以上才算合格。
A test score of 80 or above is considered passing.
that amount or more
Suǒyǒu cānsài zhě niánlíng bìxū zài shíbā suì yǐshàng.
所有参赛者年龄必须在十八岁以上。
All participants must be eighteen years old or older.
the above-mentioned
Qǐng yuèdú yǐshàng xìnxī.
请阅读以上信息。
Please read the above-mentioned information.
(used to indicate that one has completed one's remarks) That is all.
Jīn tiān de huì yì jiù dào cǐ wéi zhǐ, yǐ shàng.
今天的会议就到此为止,以上。
Today's meeting will end here, that is all.