Employment of Yao Xintian,–: Zhongyuan Coal Mine Company 河南李河中原煤礦公司 (工程科長)

 Occupation: id 44001
Organisation
Zhongyuan Coal Mine Company 河南李河中原煤礦公司 (中原煤礦, 河南中原煤礦公司)
Original occupation text
工程科長
 
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Yao, Xintian 姚心田 (1898–)
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