蔡斯门业成立于1932年，迄今已发展成为世界上规模、技术的自由门生产商。蔡斯门业生产的工业门广泛用于超市业、零售业、餐饮业、制造业、制药业、食品加工业以及邮政业。目前我们拥有的工业门知名品牌包括Durulite, Saino, Proline, Chase, Airguard, 及Econo Max.除制造双向自由门外，蔡斯门业同时也生产柔韧门、帘门、PVC卷帘、耐腐蚀门、冷库门以及滑动门。蔡斯门业以其高质量的产品闻名于世，所生产的产品质量可靠、寿命长、价格合理、交货期短。Chase Doors is the world's oldest, largest, and most progressive manufacturer of impact traffic doors. Also referred to as swing doors, double-acting doors, industrial doors, solid core doors and bump doors, our doors are tailored to suit many different markets, including supermarket, retail, restaurant, industrial, pharmaceutical, food processing, institutional and postal. Our well known brands include Durulite®, Saino?, Proline?, Chase?, AirGard®, and Econo Max?. In addition to double-acting traffic doors, Chase also produces service doors, flexible doors, strip doors and PVC roll goods, postal doors, corrosion-resistant doors, sliding fire and sliding service doors. Chase has earned a reputation for manufacturing high quality products that are both reliable and durable, at the best prices, and are available in the shortest delivery times.