A sophisticated B2B ecommerce portal

Hi folk, Designing a B2B ecommerce portal like alibaba & aliexpress. This is the complex page of the portal by which retailer/consumer will search products / sort list their desire products via different search & filter option. I am designing the ui/ux for the full website with backend as well. Please don't forget to give your expert opinion in any section you like or dislike. Love to hear from you , Thanks ( Don't forget to check the attach for detail work )

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