Parking two sites with transfer of goods to cms Opencart

The customer of the project needed to split two build-topic sites with the transfer of goods to his website. The product is variable, with a lot of options and attributes. The total number of transferred goods is about 30,000. The work was successfully done within the time limit. Link to the project: https://freelancehunt.com/project/sobrat-tovaryi-sayta-tablitsu/1067527.html