. "丁宁" . "Ning"@en . . "Ding ning" . "丁寧" . "Ding"@en . . . "丁宁" . "ning Ding" . "Ding ning" . "Ning Ding" . "Huaifeng" . "丁寧" . "Ting" . "丁寧" . . "丁宁" . "1900" . "Huaifeng Ding" . . "1980" . "ning" . "Ning Ding"@en . "Ding, Ning"@nl-NL . "Huai-feng Ting" . "Huai-feng" . "Ning Ting" . . .