Linaha tse ka sehloohong tsa China tse romelang li-valve ke United States, Jeremane, Russia, Japane, United Kingdom, Korea Boroa, United Arab Emirates, Vietnam le Italy.Ka 2020, boleng ba kantle ho naha ba li-valve tsa China bo tla ba ho feta $ 16 bilione, e leng phokotseho ea hoo e ka bang $ 600 m ...
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