Keep list in YITH WooCommerce Request a Quote after sent the request
<?php
if( defined( 'YITH_YWRAQ_PREMIUM' ) ){
add_filter( 'ywraq_clear_list_after_send_quote', 'ywraq_clear_list_after_send_quote', 10, 2);
function ywraq_clear_list_after_send_quote( $clear, $raq ){
return false;
}
}