Follow high way number 1 from Chiang Rai to Mae Sai.
Pass airport exit, pass Bandu market, pass CRU University&traffic lights.
Take the first U-Turn after Singha Beer company ( big yellow building ) and turn after 200 m left into Ban Paha ( before Toyota ).
Follow this street approx 800 m and turn right int Soi 6 ( Bleu sign ).
Follow this road and keep left on the intersection.
After 200 m S-Homestay is on your right hand side.