He has ended up with not only a mastery of the craft, but with superior pigment-producing processes of his own design. The ancients used to gather the most colorful plants and plant parts nature could provide and crush them to extract the pigments.
他首先搜集有關國畫顏料製作的文獻，如芥子園畫傳、繪事瑣言、本草綱目等，詳加閱讀，以大略瞭解各色顏料的製法，及各種礦石、植物、動物、昆蟲的產地與特性。