Get Backlinks from the high authority sites on the planet. These sites have page rank 7 to 9. A single backlink from these sites will strong your entire backlink profile and cause of Google TOP ranking. 50 powerful backlinks pointed to your site will definitely add a perfect link juice to your site.
Quality Of MY SERVICE: ***Top rated websites 50+high PR Social Bookmarking
***Penguin Panda safe
***High domain authority website only
***100% Manual work
In SEO, Quality of the links is everything. don't go with quantity.