The retail giant will utilize all kinds of "black technologies" such as artificial intelligence, big data and blockchain, according to the chairman of JD Liu Qiangdong. At the same time, it also promotes blockchain technology in a proactive manner, strengthening the tracing of the source. On July 26th, this year, JD Worldwide released 35 measures designed to improve quality control and after-sale service, including building JD Blockchain Anti-Fake Tracing Platform. Up to now, this platform has rendered over 1 billion products traceable.