These are updated rows (140,141):
<div class="mb-col-6"><input type="text" id="region_title" name="region_title_<?php echo $r['pk_i_id']; ?>" value="<?php echo (isset($detail['s_title']) ? $detail['s_title'] : ''); ?>" /></div>
<div class="mb-col-9"><input type="text" id="region_description" name="region_description_<?php echo $r['pk_i_id']; ?>" value="<?php echo (isset($detail['s_description']) ? $detail['s_description'] : ''); ?>" /></div>