温州长密密封制造有限公司始建于一九八四年，是专业生产泵用和釜用机械密封产品以及碳化硅环、碳石墨环、碳化钨环、橡胶件等密封材料的中外合资企业。
公司吸收了国内外先进的管理和技术，以产品的不断创新、加工设备和工艺的日臻完善以及质量控制、检测手段的日趋强化来适应国内外市场的需求。公司以其实力和诚信博得了众多用户的信赖和支持，走上了穏步、快速发展的轨道，现已成为上规模的密封制造公司。
公司建立了产品质量和管理保证体系，获得了法国国际质量认证有限公司（BVQI）颁发的 ISO9002:1994 认证证书。公司的产品行销全国石油、化工、电力、轻工、食品、医药及污水处理等工业领域，并远销欧美、非洲、中东、东南亚等国家和地区。
温州长密密封制造有限公司的宗旨是真诚合作、竭诚服务。永远把优质的产品、诚信的服务奉献给您，欢迎新老客商惠顾。
Wenzhou Changmi Airtight manufacturing Co., Ltd. is a joint venture set up in 1984, whose products focus on mechanical seals used in all kinds of pumps. The products abound with Silicon Carbide rings, graphite Carbide rings, Tungsten Carbide rings, rubber seals and the like.
We're paying our attention to advanced managing methods and technologies, researching and producing new types, more available testing measures to adapt the markets home and aboard.
We've got much credit and winning so many clients with our high-qualified products, good after-sales service and honest. It's stepped into the steady and prompt orbit of development. The scale of our company is becoming lager and larger.
We always put quality and managing system in the No.1 place. We got a quality management certificate ISO9002 (Accredited by BVQI) in 1994. Our products are widely used in petrochemical, oil refining, power industry, light industry, food processing, pharmaceutical and waste water treatment and other industries. The products are sold well in home and abroad market. The major markets comprehend Europe, America, Africa, South-east Asia, USA and so on.
Our philosophy is honesty cooperation, affording the best products and credit service. We welcome all new and old clients to contact us and develop a mutual beneficial business relationship with us.