Yu is influenced from folk prints and ceramic paintings but forms his own style stressing light and colour.
余受民间绘画和陶器彩绘的影响，在自己的作品中强调光线和色彩，形成自己独特的绘画风格。
2
Dissolve dye, whether water colour stain, dyeing or in the glass, ceramic cans best in operation, or enamel pot don't use metal containers, lest cause become angry phenomenon.