According to the Chinese Gender Chart, in rest time of 2020, she will get a baby boy if she is conceived in the following periods: Sep 17 - Oct 16 (33 lunar years old, 8th lunar month)
In 2021, she will get a baby boy if she is conceived in the following periods: Jan 13 - Feb 11 (33 lunar years old, 12th lunar month) Feb 12 - Mar 12 (34 lunar years old, 1st lunar month) Apr 12 - May 11 (34 lunar years old, 3rd lunar month) Dec 4 - Dec 31 (34 lunar years old, 11th lunar month)
Sep 17 - Oct 16 (33 lunar years old, 8th lunar month)
In 2021, she will get a baby boy if she is conceived in the following periods:
Jan 13 - Feb 11 (33 lunar years old, 12th lunar month)
Feb 12 - Mar 12 (34 lunar years old, 1st lunar month)
Apr 12 - May 11 (34 lunar years old, 3rd lunar month)
Dec 4 - Dec 31 (34 lunar years old, 11th lunar month)