tongnian-admin-api/app/Imports/ExpressImport.php

<?php

namespace App\Imports;

use App\Models\Store;
use Maatwebsite\Excel\Concerns\ToModel;
use Illuminate\Support\Facades\Log;
use Maatwebsite\Excel\Concerns\WithCustomCsvSettings;

class ExpressImport implements ToModel, WithCustomCsvSettings
{
    /**
    * @param array $row
    *
    * @return \Illuminate\Database\Eloquent\Model|null
    */
    public function model(array $row)
    {

    }

    public function getCsvSettings(): array
    {
        return [
            'input_encoding' => 'ISO-8859-1'
        ];
    }
}