Raws li qhov loj tshaj plaws kev lag luam swine exhibition nyob rau hauv lub ntiaj teb no, 2021 lub ntiaj teb Swine Industry Expo tau muaj nyob rau hauv Chongqing nrog rau thaj tsam ntawm 50,000 m2.Lub exhibition npog tag nrho cov kev lag luam saw los ntawm npua teb infrastructure, b ...
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