Top seed Zulfadli Zulkiffli advanced to the final four of the Brazil Grand Prix on Friday, along with the three other top seeds.
The Malaysian star is yet to drop a game and continued in this vein against local Alisson Vasconcellos, beating him 21-13, 21-7 on the courts Foz do Iguacu.
Elsewhere, third seed Ygor Coelho De Oliveira defeated Milan Ludik of the Czech Republic 21-12, 21-18. The home-crowd hero avenged his loss he suffered in 2014 to Ludik.
The win books De Oliveira a semi-final against Zulkiffli.
Indian fourth seed Anand Pawar was too good for Canada’s B.R Sankeerth, beating him 21-8, 21-18 in just 39 minutes.
Pawar will face Misha Zilberman of Israel in the second semi-final after the second seed battled past Maxime Moreels 21-19, 22-20.