QQ and SPARK are an example.
Pre-exposure is easy for experts to evaluate the price range, and may lead to insufficient supply of raw materials through the market behavior of raw materials, thus affecting the output.
In addition, all possible configurations are made public, which is not conducive to the market behavior of launching low-cost and high-priced luxury configurations in the future.
If the price is exposed in advance, other brands can adjust the price through the existing models, which will lead to the early release of vehicle demand in this price range, which will greatly affect the car sales of this price and even this model.