万机管家 offers a comprehensive inventory management system tailored for the second-hand mobile phone industry, addressing the lack of suitable procurement and sales systems. The program features 20 distinct modes for incoming and outgoing goods. These include various selling methods like platform auctions for sales on platforms like Zhuanzhuan and Zhaoliangji, as well as sales through outlets like Paipai Pop stores and social media platforms such as Douyin, Kuaishou, Taobao, and Xianyu.

Furthermore, the system facilitates store machine and group recycling, providing options like POP for Paipai Tang, warehousing, and procurement alliances, along with selling to specific regions like Shenzhen. Additionally, it supports customer machine collection for new phones, repairs, and accessories, enabling sales to upstream peers and platforms like Paipai Tang, Caihuo Xia, and Xianyu.