Parliamentary elections in Guinea are scheduled for March 2020, after being postponed three times from the original date of January 2019.
Electoral system
The 114 members of the National Assembly are elected by a mixed member system; 38 are elected from single-member constituencies based on the 33 prefectures and five communes of Conakry by first-past-the-post voting, whilst the other 76 are elected from a single nationwide constituency by proportional representation.
Sources and further reading:
All you need to know about Guinea’s contested polls
https://www.aljazeera.com/news/2020/02/guinea-contested-polls-200227141034823.html
Guinea referendum: President Conde postpones vote