in order to study eastern and western art ideology and techniques, chen made two research trips to japan in the 1950s which were mainly for the purpose of studying art. in the 1960s, he studied in france for one year and he visited many art museums, putting his ideas into notes. besides, he visited spain, italy, belgium, the netherlands and germany sketching the places that he had traveled. starting in 1969, he spent seven summer vacations in travel around the europe to study and visit the great museums and buildings there. chen produced a huge amount of artworks in the europe travelling. after that, he held the “tour in europe exhibitions” and there are total of 10 exhibitions were held. these exhibitions are the result of his studying in eastern and western art. for instance, in 1973 in france, he put oil paint on rice paper and adopting the painting skills and methods that used in showing the rocks and mountains in chinese landscape painting to create “mont. blanc, alps”. furthermore, he used western perspective techniques in eastern painting to create “ the gate of temple tosho” in 1982. it is the most well-known piece which took him more than one year to finish. the painting “medici fountain” also famous as it combinated of eastern and western techniques. with great contribution in artworks, chen houei-kuen's painting were regarded as the “painting symphony of taiwan”.