The 54-year-old man is currently the only inheritor of this technique — a provincial intangible cultural heritage in Jingxing mining area of Shijiazhuang, the capital city of Hebei province in North China. It was added to the provincial intangible cultural heritage list in 2007.

Outside Zhao's studio is a room where he rests and eats when he makes time away from being surrounded by stalks.

Zhao's artistic works cover a wide range of subjects, including buildings, animals and objects like lanterns. Some standout examples of his work are an imposing and intricate model of a three-story building in the style of the Qing Dynasty (1644-1911), and a small, delicate and exquisite grasshopper cage.

The works are mainly sold at various exhibitions around the country, or to customers who visit him after learning about his handicraft.