<form method="POST" action="submit_qc_process.php">
    <label>QC Check 1:</label>
    <select name="check_1">
        <option value="OK">OK</option>
        <option value="NG">NG</option>
        <option value="NA">NA</option>
    </select><br>
    <!-- Add more checks -->
    <input type="submit" value="Submit QC Sheet">
</form>