Snowbound with the Roads Blocked, I Pedaled a Tricycle to Flee the Famine

[Just started posting, so the rating will rise later] [No CP, no System, not a wish-fulfillment novel; the heroine relies solely on herself]. Jiang Sui, a sharp and capable 38-year-old businesswoman, transmigrates into a time of chaos after a clap of winter thunder. She can’t speak the language, has no System, and has no royal or noble family to rely on. All she has is a cartload of goods she brought with her and the wisdom she’s gained from years of making her way in the world...