𝐶ℎ𝑜 𝑡ℎ𝑢𝑒̂ 𝑛ℎ𝑎̀ 𝑛𝑔𝑢𝑦𝑒̂𝑛 𝑐𝑎̆𝑛 ℎ𝑒̉𝑚 92 𝑋𝑜̂ 𝑉𝑖𝑒̂́𝑡 𝑁𝑔ℎệ 𝑇𝑖̃𝑛ℎ, 𝑃21, 𝐵𝑖̀𝑛ℎ 𝑇ℎ𝑎̣𝑛ℎ. 𝐺𝑎̂̀𝑛 𝑐𝑎̂̀𝑢 𝑇ℎ𝑖̣ 𝑁𝑔ℎ𝑒̀, 𝑇ℎ𝑎̉𝑜 𝐶𝑎̂̀𝑚 𝑉𝑖𝑒̂𝑛. 𝐷𝑇 3𝑥11𝑚 ∼33𝑚², 𝑘𝑒̂́𝑡 𝑐𝑎̂́𝑢 1 𝑡𝑟ệ𝑡: 1 𝑝ℎ𝑜̀𝑛𝑔 𝑘ℎ𝑎́𝑐ℎ, 1 𝑝ℎ𝑜̀𝑛𝑔 𝑛𝑔𝑢̉, 𝑘ℎ𝑢 𝑏𝑒̂́𝑝, 1 𝑊𝐶. 𝑁ℎ𝑎̀ 𝑛ℎ𝑜̉ 𝑥𝑖𝑛ℎ, đ𝑎̂̀𝑦 đ𝑢̉ 𝑛𝑜̣̂𝑖 𝑡ℎ𝑎̂́𝑡 𝑐𝑜̛ 𝑏𝑎̉𝑛, 𝑑𝑜̣𝑛 𝑣𝑎̀𝑜 𝑜̛̉ 𝑛𝑔𝑎𝑦. 𝐻𝑒̉𝑚 𝑏𝑎 𝑔𝑎́𝑐, 𝑦𝑒̂𝑛 𝑡𝑖̃𝑛ℎ, 𝑎𝑛 𝑛𝑖𝑛ℎ. 𝑃ℎ𝑢̀ ℎ𝑜̛̣𝑝 𝑜̛̉ 𝑔𝑖𝑎 đ𝑖̀𝑛ℎ 𝑛ℎ𝑜̉, 𝑐𝑎̣̆𝑝 𝑣𝑜̛̣ 𝑐ℎ𝑜̂̀𝑛𝑔 ℎ𝑜𝑎̣̆𝑐 𝑘𝑖𝑛ℎ 𝑑𝑜𝑎𝑛ℎ 𝑜𝑛𝑙𝑖𝑛𝑒, 𝑙𝑎̀𝑚 𝑘ℎ𝑜, 𝑠𝑡𝑢𝑑𝑖𝑜. 𝐶𝑎́𝑐ℎ 𝑐𝑎̂̀𝑢 𝑇ℎ𝑖̣ 𝑁𝑔ℎ𝑒̀ 200𝑚, 𝑄1 5𝑝, 𝐿𝑎𝑛𝑑𝑚𝑎𝑟𝑘 81 7𝑝. 𝐺𝑖𝑎́ 7.5 𝑡𝑟𝑖ệ𝑢/𝑡ℎ𝑎́𝑛𝑔. 𝐶𝑜̣𝑐 2 𝑡ℎ𝑎́𝑛𝑔, 𝑡𝑟𝑎̉ 1 𝑡ℎ𝑎́𝑛𝑔. 𝐿𝐻 𝑍𝑎𝑙𝑜 nha