Ren He's equipment had already been shipped ahead of time by An Si to the guide company in Nepal. After all, it would have been quite inconvenient for Ren He to bring so much stuff with him. During the journey into the thin air zone, An Si would accompany Ren He all the way to Nepal, and eventually stop at the 6000-meter altitude camp, quietly waiting for Ren He's return from the roof of the world.
When the guide company received the equipment that had been mailed to them, they realized they were likely dealing with a wealthy client—the gear was all top of the line, without a trace of inferior quality.
A single jacket cost over ten thousand, a pair of waterproof mountaineering boots also over ten thousand; they didn't see a single cheap item...