NEOLIAN is a retailer of premium, functional engine model kits designed for hobbyists, collectors, STEM learners, and anyone interested in mechanical engineering. Its range includes Stirling engines powered by heat, steam engines, combustion engine kits, and turbofan models that simulate jet-engine movement. Products are intended to be assembled and operated, combining hands-on building with working mechanical displays for learning, collecting, or desktop decoration.

The collection features miniature single- and multi-cylinder engines, retro-style steam models, and turbofan kits with details such as adjustable speed and LED lights on selected models. NEOLIAN highlights materials and manufacturing processes suited to each range, including metal components, CNC machining, die-casting, laser cutting, and 3D printing. The brand presents its kits as engaging projects for engineering enthusiasts and educational settings, as well as distinctive gifts for mechanical-model fans. Customers can browse best sellers, new arrivals, and a dedicated gift guide. NEOLIAN also offers online customer support, free worldwide shipping on orders over $69.99, and 30-day returns.