The jam jar is designed as an inclined bottom structure. When only a little jam left in the bottle at the bottom. Flowing to one side due to gravity, the jam will gathered at the special bottom which is designed to be suitable for the shape of common spoon. This make it possible for the jam to be fully extracted. The material is mainly glass. The bottle cap is designed as snap joint assemblies. The seal is tight, which allows the bottle to be repeatedly used, and this can saves the resources.

The predecessor of Luxun Academy of Fine Arts (LAFA) was the Yanan-based Luxun Arts College (LAC) founded, in 1938, by the pioneering generation of Chinese Revolutionaries including Mao Zedong and Zhou Enlai. Mao personally handwrote the Motto of LAC: “Strenuousness, Seriousness, Diligence and Modesty”. The college was removed to Northeast China in 1945 and evolved to Luxun Academy of Fine Arts in 1958.