There is no fundamental contradiction between socialism and a market

economy. The problem is how to develop the productive forces more
effectively. We used to have a planned economy, but our experience over
the years has proved that having a totally planned economy hampers the
development of the productive forces to a certain extent. If we combine a
planned economy with a market economy, we shall be in a better position
to liberate the productive forces and speed up economic growth. ...

using this conext what was the purpose of this speech in 1 sentence

The purpose of this speech is to advocate for the combination of a planned economy and a market economy in order to facilitate the development of productive forces and accelerate economic growth.