For some reason, Huawei has suddenly started selling its phones for cheaper in China. The company is currently discounting most of its current lineup—including the P40 Pro Plus—by up to US$150. This also means the P30 Pro can now be had for under US$500.
https://www.notebookcheck.net/Huawei-P40-Pro-P30-Pro-Mate-30-Pro-others-see-price-tags-slashed-by-up-to-US-150.483026.0.html