Automatic retractable doors, door-Sheng Industry (certified), retractable door Lishi provided by Wanbailin district-Sheng distribution of stainless steel products. Wanbailin district-Sheng Stainless Steel Products Distribution Division (www.sxqsmy.net) is specialized in the "garage doors, Continental doors, fire doors, stainless steel doors, engineering doors, building doors, retractable door" of enterprises, companies adhering to the "integrity management, service intentions, "the idea, to provide you with the highest quality products and services. Welcome to inquire! Contact: Weijing Li. Healthy development of the industry relevant state departments need guidance and support, but also the need for strict discipline insiders, coordination, joint efforts to offer electric retractable door, you need to constantly improve the summary, innovation and the times. (1) Association recommended the establishment of automatic retractable doors, automatic retractable doors as the Chinese industry consultation, coordination and service organization. (2) the development of the product as soon as the industry standard retractable doors, a collection of leading enterprises and domestic experts, aimed at the international advanced manufacturing level, combined with the actual situation of China's automatic retractable door industry, the development of conduct product standards. Through standards development and promotion of the implementation, regulate the industry manufacturing, sales practices, and improve the overall level of China's scientific and technological content and manufacturing retractable door industry, to provide consumers with affordable, value for money products and services. (3) the establishment of industry product design research institutions, industry-oriented services to provide technical guidance and forward-looking, and close coordination corporate R & D institutions, have made new product research and development, to enhance the industry's technological content and process manufacturing standards. (4) the establishment of industry product quality inspection center as soon as possible, on behalf of the State and consumers, for the industry's product quality assessment and testing, a number of issues related to security trackless retractable door, the implementation of a veto, to pass unqualified products, allowed to enter the market, indeed protect the vital interests of consumers. (5) specification automatic retractable door stainless steel retractable door industry market order, carry out credit management, customer service, socially responsible business first standardized education and guidance. Launched the industry's key enterprises, by associations and organizations to develop industry standard committee come forward honesty and self-discipline standards, foster a culture of integrity management industry, marked by the association or organization committee to come forward. In order to solve the problem of side swing rails European luxury electric door design uses a vertical double rails. This structure not only effectively alleviate the problem of the dynamic side of the pendulum, and also solves the problem of security door to a certain extent. More importantly, this structure greatly reduces dynamic wear pulley. This will be discussed in detail in the pulley portion. This vertical double rail door the forces according to the cross-section curves to enhance the design, you can make a single door door weight up to 200 kg.