Qinghai rich female expert relies on "fingertip art" to help local people increase their income. Said Siqin, the head of Du Mongolian Traditional Costume Studio.

Winding needle embroidery uses two needles and two threads to embroider. The tighter the winding, the better the needle and thread. The flatter it is, the flatter the embroidering is. In October 2019, he was also named the inheritor of the Mongolian embroidersy intangible cultural heritage of Haixi Prefecture, Qinghai Province.