Hãy chỉnh sửa code giúp tôi, các trường không hiển thị lên bảng table.
Please revise the code for me; the fields are not displaying on the table.
Link field phone:/wp-admin/post.php?post=653730&action=edit
Link field campany: /wp-admin/post.php?post=653732&action=edit
Link b2bking conversation:   /wp-admin/edit.php?post_type=b2bking_conversation
// Add custom meta box to b2bking_conversation post type
function add_b2bking_custom_fields_meta_box() {    add_meta_box(        'b2bking_conversation_fields', // Meta box ID        'Conversation Details', // Meta box Title        'render_b2bking_custom_fields_meta_box', // Callback function        'b2bking_conversation', // Post type        'normal', // Context        'high' // Priority    );
}
add_action('add_meta_boxes', 'add_b2bking_custom_fields_meta_box');
// Render Meta Box content
function render_b2bking_custom_fields_meta_box($post) {    // Add nonce for security    wp_nonce_field('b2bking_custom_fields_nonce', 'b2bking_custom_fields_nonce');
    // Get existing values    $company_name = get_post_meta($post->ID, 'b2bking_custom_field_653732', true);    $customer_email = get_post_meta($post->ID, 'b2bking_request_custom_quote_email', true);    $customer_phone = get_post_meta($post->ID, 'b2bking_custom_field_653730', true);    ?>    <div style="margin: 20px 0;">        <p>            <label style="display: block; margin-bottom: 5px;"><strong>Company Name:</strong></label>            <input type="text"                   name="b2bking_custom_field_618469"                   value="<?php echo esc_attr($company_name); ?>"                   style="width: 100%;">        </p>        <p>            <label style="display: block; margin-bottom: 5px;"><strong>Customer Email:</strong></label>            <input type="email"                   name="b2bking_request_custom_quote_email"                   value="<?php echo esc_attr($customer_email); ?>"                   style="width: 100%;">        </p>        <p>            <label style="display: block; margin-bottom: 5px;"><strong>Customer Phone:</strong></label>            <input type="text"                   name="b2bking_custom_field_617057"                   value="<?php echo esc_attr($customer_phone); ?>"                   style="width: 100%;">        </p>    </div>    <?php
}
// Save Meta Box data
function save_b2bking_custom_fields_meta($post_id) {    // Check if nonce is set and valid    if (!isset($_POST['b2bking_custom_fields_nonce']) ||        !wp_verify_nonce($_POST['b2bking_custom_fields_nonce'], 'b2bking_custom_fields_nonce')) {        return;    }
    // Check if autosaving    if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) {        return;    }
    // Check user permissions    if (!current_user_can('edit_post', $post_id)) {        return;    }
    // Check if correct post type    if (get_post_type($post_id) !== 'b2bking_conversation') {        return;    }
    // Save company name    if (isset($_POST['b2bking_custom_field_653732'])) {        $company_name = sanitize_text_field($_POST['b2bking_custom_field_653732']);        update_post_meta($post_id, 'b2bking_custom_field_653732', $company_name);        update_post_meta($post_id, 'b2bking_custom_field_653732', $company_name);    }
    // Save customer email    if (isset($_POST['b2bking_request_custom_quote_email'])) {        $customer_email = sanitize_email($_POST['b2bking_request_custom_quote_email']);        update_post_meta($post_id, 'b2bking_request_custom_quote_email', $customer_email);        update_post_meta($post_id, '_b2bking_request_custom_quote_email', $customer_email);    }
    // Save customer phone    if (isset($_POST['b2bking_custom_field_653730'])) {        $customer_phone = sanitize_text_field($_POST['b2bking_custom_field_653730']);        update_post_meta($post_id, 'b2bking_custom_field_653730', $customer_phone);        update_post_meta($post_id, 'b2bking_custom_field_653730', $customer_phone);    }
}
add_action('save_post', 'save_b2bking_custom_fields_meta');
function custom_b2bking_show_column_data($column, $post_id) {    switch ($column) {        case 'company_name':            // Lấy dữ liệu từ post meta            $company_name = get_post_meta($post_id, 'b2bking_custom_field_653732', true);            if (empty($company_name)) {                $company_name = get_post_meta($post_id, '_b2bking_custom_field_653732', true);            }            echo !empty($company_name) ? esc_html($company_name) : 'N/A';            break;
        case 'customer_email':            $customer_email = get_post_meta($post_id, 'b2bking_request_custom_quote_email', true);            if (empty($customer_email)) {                $customer_email = get_post_meta($post_id, '_b2bking_request_custom_quote_email', true);            }            echo !empty($customer_email) ? esc_html($customer_email) : 'N/A';            break;
        case 'customer_phone':            $customer_phone = get_post_meta($post_id, 'b2bking_custom_field_653730', true);            if (empty($customer_phone)) {                $customer_phone = get_post_meta($post_id, '_b2bking_custom_field_653730', true);            }            echo !empty($customer_phone) ? esc_html($customer_phone) : 'N/A';            break;    }
}
add_action('manage_b2bking_conversation_posts_custom_column', 'custom_b2bking_show_column_data', 10, 2);
// 2️⃣ Thêm các cột mới vào bảng Conversations
function custom_b2bking_add_columns($columns) {    $columns['company_name'] = __('Tên Công Ty', 'b2bking');    $columns['customer_email'] = __('Email', 'b2bking');    $columns['customer_phone'] = __('Số Điện Thoại', 'b2bking');    return $columns;
}
add_filter('manage_edit-b2bking_conversation_columns', 'custom_b2bking_add_columns');