Malinga ndi data ya China Customs, mu Meyi 2022, kuchuluka kwa tiyi ku China kunali matani 29,800, kutsika kwapachaka ndi 5.83%, mtengo wogulitsa kunja unali US $ 162 miliyoni, kutsika pachaka ndi 20.04%, ndipo mtengo wapakati wogulitsa kunja unali US $ 5.44 / kg, kutsika kwapachaka kwa 15.0 ...
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