| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| changchun institute of optics | 0.72 | 0.2 | 4067 | 54 | 29 |
| changchun | 0.7 | 0.3 | 9155 | 54 | 9 |
| institute | 0.86 | 0.6 | 263 | 84 | 9 |
| of | 1.54 | 1 | 5621 | 89 | 2 |
| optics | 0.71 | 0.1 | 3174 | 29 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| changchun institute of optics | 0.82 | 0.3 | 4903 | 62 |
| changchun sunday optics ltd | 1.42 | 0.2 | 7987 | 67 |
| changchun new industries optoelectronics tech | 1.49 | 1 | 755 | 42 |
| changchun new industries optoelectronics | 0.79 | 0.5 | 3936 | 89 |
| changchun rongde optics co. ltd | 0.55 | 0.7 | 6968 | 66 |
| changchun institute of technology | 1.22 | 0.5 | 5824 | 4 |
| changchun ruike optics co. ltd | 1.01 | 0.1 | 2129 | 75 |
| changchun ebetter optics co. ltd | 1.64 | 0.5 | 5377 | 38 |
| changchun university of science and | 2 | 0.3 | 7996 | 29 |
| changchun jiu tian optoelectric co. ltd | 1.86 | 0.7 | 2401 | 55 |
| changchun ji xiang optoelectronic co. ltd | 1.39 | 0.1 | 4387 | 1 |
| ching chan optical technology co. ltd | 1.49 | 0.2 | 8571 | 14 |
