What kind of raw beans are high-quality raw beans? How to choose raw coffee beans? Costa Rican Jingsheng

What kind of raw beans are high-quality raw beans? First look at the surface of beans, fresh and high-quality raw beans, the surface is shiny, in addition, the processing of good raw beans, uniform color, the surface of uneven color can not be called good beans, must choose uniform color. Secondly, the particle size is the same, which is also evidence of good quality management. Make sure that the particle size is the same when you buy it.