Colostomy Bags Clamp Closure Ileostomy Stoma Care No Residue Left Medical Ostomy Supplies Cut-to-Fit Drainable Pouches 1. Company & Factory Information Henan Aile Industrial Co., Ltd. is a professional medical products supplier with its own manufacturing facility in Changzhou, Jiangsu Province, China. Our factory covers an area of 36,000 square meters and has 160 employees, providing strong manufacturing capacity and quality control for our medical disposable products. 2.