Transmigrated to 1937: Handing Over a Time Gate from the Start

I can go to 1937! My country has become my strongest ally! Xie Gang, an overworked corporate drone driven to the brink by KPIs, unexpectedly gains the ability to travel to 1937! He witnesses a land torn apart and reduced to scorched earth. A frail figure offering him a steamed bun is the last straw. He calls the mysterious number his grandfather left behind and turns the world upside down! The fastest emergency response in history! A mysterious unit shows up at his door! Top leaders hold an overnight meeting! In front of a room full of generals, Xie Gang tears open a gate through time with his bare hands and livestreams the hellscape of a battlefield from 87 years ago. Everyone is stunned! The “Torch” plan is launched! Under the codename “Hub,” he becomes the sole bridge between two eras! An all-around military champion as his teammate! The nation’s finest weapons as his gear! This time, he’ll use the spark of the future to light up the darkest era of all and make every regret vanish without a trace!