Yen Hui-ch'ing T. Chün-jen West. W. W. Yen Yen Hui-ch'ing (2 April 1877-23 May 1950), known as W. W. Yen, American-trained scholar, government official, and diplomat. He served as ambassador to the Soviet Union from 1933 to 1936. Shanghai was the birthplace of W. W. Yen. Both of his parents were Christians. His father, the […]