At that time, we felt warm and hospitable.
Now KFC's logo adds an apron to grandpa.
It contains the significance of China's reform. But also won the recognition of the people of China.
Its taste really caters to the tastes of China people. Like McDonald's, it is pure foreign flavor.
Other changes (such as color, the text of the logo from complex to simple) just make the logo more eye-catching, attractive and obvious.