Group 1 - Major energy companies are diversifying their operations in the heating sector, including state-owned and listed enterprises, which require unified management systems for different projects across various cities [1] - The implementation of a heating management system by Abun is essential for centralized oversight of diverse operations within these companies [1] Group 2 - Each subsidiary is assigned different parameters and pricing models, allowing for varied charging logic across subsidiaries [3] - The system allows for flexible adjustments of frequently changing parameters such as heating prices, discount rates, and penalty rules [3] - Hierarchical management ensures data security and collaboration, facilitating clear management boundaries between the group, subsidiaries, and sub-subsidiaries while promoting cooperation among different companies [3]