Thaum lub Cuaj Hlis 19-21, 2022, peb-hnub 20th Tuam Tshoj International Foundry Expo tau xaus rau ntawm Shanghai National Convention thiab Exhibition Center.Raws li thawj qhov kev lag luam kev lag luam exhibition hauv Shanghai xyoo no, qhov kev nthuav qhia no tau nyiam cov neeg tuaj koom nrog ntau tshaj 30 lub teb chaws thiab ...
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