. "Yung-chien" . . "Yongjian"@en . "Yongjian Han"@en . . "Han"@en . "yong" . "Yung-chien Han Han Yongjian" . "韩永坚" . "jian" . "韓永堅" . . "yong" . "yong jian Han" . "Yung-chien Han" . "yong Han yong jian" . "韩永坚" . "韓永堅" . . "Yung-chien Han"@nl-NL . . "Han Yongjian" . "Han yong jian" . "韓永堅" . "Han" . . .