JD.com lists 10 executives, led by Ran Xu CPA, CEO & Executive Director (age 43). Su Shan is the company's Chief Financial Officer (age 43).
The average age of the executives with a known age is 45; the youngest is 37 and the oldest 55.
Titles, ages and pay from company filings.

Founder & Chairman
CEO & Executive Director
Chief Financial Officer
Senior Director of Investor Relations
Chief Compliance Officer
Chief Human Resources Officer
Senior Vice President
President of JD Retail Appliance & Home and Senior VP
Director of Investor Relations
Advisor
Ran Xu CPA (CEO & Executive Director), age 43.
Su Shan (Chief Financial Officer), age 43.
Qiangdong Liu (Founder & Chairman), Ran Xu CPA (CEO & Executive Director), Su Shan (Chief Financial Officer), Ruiyu Li (Senior Director of Investor Relations) and Chengfeng He (Chief Compliance Officer), and 5 more.