Hello, I Understood the scope of work.
1- We have to develop a module for vendors so they can select the criteria for products and it will display on product page.
2 We have to show the tax including prices on categories pages.
3 line spacing customization
4 do not display number of products in blank search result.
I am a Professional website developer, have more than 4 years of experience in using Cs cart, Prestashop, wordpress, shopify, html,css,php.
*Ready to start work right after you hire me*
Please invite me to discuss the project in detail.
Thanks