Siheyuan: Survival in the cellar at the beginning, don’t mess with me

Chen Xi traveled to the world of Siheyuan and became a regimental-level veteran.
Awakening at the beginning of [Cellar Survival World], you enter a closed cellar where opportunities and crises coexist, and you can get prompts.
[Dig up: There is a brand new Dragon Soul Rifle here]
[Dig to the left: There is a small Taoyuan world here, full of spiritual energy]
[Dig to the right: Here is a hand-me-down internal energy method that can help you break through the limits of the human body]
[dig forward: there are a lot of materials here, including skill experience packs, 100 yuan in cash, 50 kilograms of fine beef, and a random technology]
[Dig back: This is the battlefield of Changjin Lake. There are a lot of enemies. Please defend the territory of the motherland]
He didn't want to pay attention to any of the beasts in the courtyard. He survived in the cellar once a week and continued to obtain various resources.
Chen Xi just wants to live a quiet life. After the reform era begins, he will use the resources at hand to make the Dragon Kingdom soar...