Yibin or Ipin (both: ē-bĭn) [key], city (1994 est. pop. 261,300), S Sichuan prov., China. It is a commercial and communications center at the junction of the Min and the Chang rivers, the last port for upriver traffic, and the gateway to Yunnan prov. It has a diverse industrial base that includes a chemical plant and a paper mill. The city was formerly called Suifu.
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