What did JD do? What does the sponsor of COM mean?

According to the recruitment of JD.COM official website, I learned that JD.COM. The sponsor of COM is a professional post in JD.COM Company, which is mainly responsible for providing solutions and suggestions to business departments in JD.COM, helping them solve problems and improve their performance.

JD。 The proponent of COM needs to have strong communication skills, innovation ability and teamwork ability, and can provide high-quality services to customers in a complex and ever-changing market environment.