Link building for Lensmartonline.com

Job ID: 31535590

Budget: $250 – $750 USD

I am looking for a service of guest posting placement for link building. My site is https://www.lensmartonline.com/, which is a glasses & sunglasses online store.
If you are interested in it, please tell me your backlink insight and what prospective sites you could draw backlinks from. Providing Domain Authority, price and backlink sample together for each site would be great.
Only do-follow, SEO-effective backlink is needed.