In JD.com's internal job level system, C1 and C2 are usually management levels in the procurement and sales system. The procurement and sales department is responsible for the formulation and implementation of commodity procurement and sales strategies in large e-commerce platforms such as JD.com. It is a bridge connecting suppliers and consumers and is crucial to the company's operations.

- **C1**: This level corresponds to junior or mid-level procurement and sales management personnel, who may be responsible for the procurement of specific categories of goods, sales plan formulation, inventory management, supplier relationship maintenance, etc. In the organizational structure, C1-level managers are usually directly involved in daily operational decisions and have a certain influence on the performance of the business areas they are responsible for.

- **C2**: Compared with C1, C2 is one level higher and usually represents a higher level of procurement and sales managers. C2-level managers may be responsible for a wider range of commodity categories or regions, and assume more strategic planning and team management responsibilities. They need to have stronger market analysis capabilities, negotiation skills, team leadership and cross-departmental collaboration capabilities, and have a deeper involvement and influence on the overall business strategy.

JD.com announced on May 27, 2024 that starting from July 1, 2024, the annual fixed salary of JD.com's procurement and sales staff will be adjusted from 16 salaries to 20 salaries over a period of one and a half years. This shows that JD.com is increasing the salary packages of its procurement and sales team to enhance the team's stability and enthusiasm, and C1 and C2 employees will also benefit from it.