(Yicai) Aug. 21 — Shares of JD.Com plunged after U.S. retail giant Walmart sold all its stakes in the Chinese e-commerce giant for about $3.6 billion. JD.Com (HKG: 9618) closed 8.7 percent lower at HKD 102.40 (USD 13.14) per share in Hong Kong today, after falling as much as 12 percent earlier. The New York-listed […]