PDD Holdings, the owner of ecommerce apps Pinduoduo ... said the move was in part driven by his desire to maintain a lower profile. By the end of day on Monday, Huang had fallen to become the ...

Abstract: This paper uses the ARIMA model and BP neural network to model and predict the closing prices of the two stocks of JD and PDD from July 26, 2018 to January 29, 2021 (1266 data in total).