What does Nie Luda's poetry praise?

Nie Luda's most important poem is a collection of poems, which was completed in 1950. It praised the heroes, sailors, shoemakers, fishermen, miners and other workers in the motherland and latin american history, and exposed the reactionary ruling class. This book is divided into 15 parts, including a group of poems published separately before, such as The Peak of mcquarrie, The Woodcutter Awakens, The Fugitive, etc.