What is "peng'im"

Peng'im (: Diê⁵ziu¹uê⁷ Pêng¹im¹ huang¹uan³( Teochew) Dio⁷ziu¹uê⁷ Pêng¹im¹ huang¹uan³( Swatow)) is a Teochew dialect romanisation system as a part of Guangdong Romanisation published by Guangdong Provincial Education Department in 1960 . Tone of this system is based on Swatow dialect. The system uses Latin alphabet to transcript pronunciation and numbers to note tones. Since Teochew dialect is a sub-dialect of Southern Min, Pe̍h-ōe-jī can also be used to transcript Teochew dialect. The name "Peng'im" is a transcription of "拼音" using this system.