网页万 (wàn) comes up the most often and is the largest stumbling block for most people learning Mandarin numbers. In English, numbers are usually broken up into chunks of three digits. Because of 万 (wàn), it's easier to break numbers up into groups of four in Mandarin.
网页千亿 (qiān yì) = one-hundred billion. 3)兆 (zhào) / 万亿 (wàn yì) = one trillion. So as you can probably tell, there are three fundamental units (万、亿). Just with a few subsidiary characters, you are able to tell all the huge numbers under thirteen digits in Chinese! Next, let’s see how to apply these numerical units.