It’s fascinating but not surprising to know that Pinyin hasn’t been available until romanization systems has been adopted in the 19th century. Wade Giles is the most prominent one and is widely adopted by the western countries.
The official Pinyin for Mainland China has been unveiled in 1958. The basic rules of Chinese phonetic alphabet orthography was first released in 1996 and revised in 2012. What we are going to learn conforms to this rule.
In the following days, we are going to learn the basic rules. Hopefully you will enjoy it and get the hang of it as quickly as possible!