I'll clear all of your doubts u asking to me in this video,this is the stitch 2 of aari embroidery named double chain stitch.
by offthebeadedpath
by SweetRhapsody12
by Nakshi Kantha World
by Nakshi Katha
by Hand Embroidery & Crafts
by Mamta Stitching tutorial
by HooknLoops Calm Country Crochet