Changzhou Jinbang Aluminum Co., Ltd is a manufacturer specialized in the production of Air conditioner and refrigeration Aluminum Tube. located in changzhou city, jiangsu province, china,with convenient transportation access. All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.Our regular size:OD6.35mm, 7.94mm, 8mm, 9.52mm, 15.88mm, etc.If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us,we can offer you good delivery time. We are looking forward to forming successful business relationships with new clients around the world in the near future.Hope we can have a good start , if you are interested in our aluminum tubes