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Continue to Chat(可升級3年保固) LENOVO 21E3S00H00 Lenovo ThinkPad E14 G4 14" AG (Black) , Intel i5-1240P, 16GB DDR4-3200 Ram (8GB Soldered 8GB DIMM), 512GB M.2 PCIe SSD https://www.c2-computer.com/products/可升級3年保固-lenovo-21e3s00h00-lenovo-thinkpad-e14-g4-14-ag-black-intel-i5-1240p-16gb-ddr4-3200-ram-8gb-soldered-8gb-dimm-512gb-m-2-pcie-ssd-1