The present invention addresses methods and equipments for a high-rate production and improvement of the quality of composts from organic wastes, by processes including Screening, Mechanical Pretreatment, Physical-Chemical Pretreatment, High-Rate Stabilization Process, High-Rate Activation Process, and Product Refining Processes, and adding seven types of chemical agents including: Wetting Agents, Debonding Agents, Organic Stabilization Agents, Inorganic Stabilization Agents, Fluffing Agents, Activation Agents, and Nutrient Agents in order to enhance six major properties which activated characteristics of composts: (a) moisture absorption and holding capability, (b) nutrients adsorption and holding capability, (c) soil particles holding and conserving capability, (d) soil air ventilation capability, (e) soil water transmission capability, and (f) soil thermal insulation capability, as well as other minor quality improvements such as complete sterilization of pathogens and parasites, detoxification of many hazardous chemical species, and removal of excess heavy metal contents, if any, from the activated composting products.