The Heat-not-Burn (HnB) Tobacco ecosystem spans from raw‑material sourcing through device assembly to consumer delivery. At the upstream end, suppliers provide nicotine blends, plant fibers, and precision heating components that enable the core technology. Midstream actors integrate these inputs, fabricate the heating modules, and embed electronic control systems within sealed cartridges. Downstream, distributors, retail partners, and service networks bring the finished products to adult smokers, while regulatory bodies set performance and safety standards that shape product design. Value is generated through the conversion of conventional tobacco material into a controlled aerosol, and captured by each participant through technology licensing, manufacturing margins, and channel incentives.