Tuff MachineryLogo Design Contest Logo Design Contest Contests / Tuff Machinery Tuff Machinery has selected their winning logo design. For $375 they received 124 designs from 14 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by YINGBU Return to Contest Return to Contest 1st #116 4th #86 6th #117 Discussion YINGBU Logo Designer if you have any comment or suggestions it might help a lot to improve the logo 10 years ago