Many overseas small and medium-sized construction and landscape enterprises have high equipment turnover rates. Most buyers prefer purchasing new machines directly when equipment ages, ignoring performance recovery through professional maintenance and partial refurbishment, resulting in unnecessary procurement waste. Aging problems of mini excavators, skid steer loaders and lawn mowers are mostly concentrated on wearable parts, seals, filters and pipelines, while the core host structure has a longer service life. Targeted replacement of aging accessories, anti-rust treatment and hydraulic & power system debugging can restore over 90% of original performance, fully meeting daily construction, landscape and agricultural needs. Reasonable refurbishment maximizes equipment value and reduces enterprise iteration costs.