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Current ANF Presidency and Staff Members President : Mr. Wei CHEN ( CQC ) Vice-president : Mr. Yoo-Jong LEE ( KTL ) Secretary general : Mr. Jung-Sup KIM ( KTL ) Chairmen C1 : Mr. Tsutomu MATSUNO ( JQA ) C2 : Ms. Chiew Wan TAN ( PSB ) C3 : Mr. Yong-Deuk LEE ( KTL ) C4 : Mr. Wei CHEN ( CQC ) C5 : Mr. Andrew LIN ( ETC ) Treasurer : Ms. Susan CHOI ( KTL ) Background The harmonization of technical requirements of electrical/electronic products and its conformity assessment movement are getting more active worldwide in a borderless and global economy .
 Wei CHEN, Wei CHEN, Susan CHOI
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wei CHEN, Wei CHEN, Susan CHOI