Is it reliable to buy Liu's calligraphy and painting online?

It is not reliable to buy Liu's calligraphy and painting online. Liu's calligraphy and paintings bought online are all fakes, which belong to the later printed matter, because the real price of Liu's calligraphy and paintings is more than 50 thousand yuan, while the price of Liu's calligraphy and paintings bought online is tens of yuan, which is not very reliable. Therefore, it is not reliable to buy Liu's calligraphy and painting online.