One-Run Industrial Co., Ltd. to you a brief introduction to the use of fire doors in main problems: 1. Install an ordinary fire doors on the latch or lock. Some places on the door to the prolonged closure simply secretly installed on the door on the latch or lock on the fire door an ordinary death. 2. unauthorized removal of the fire door closers. Fire is self-closing fire doors can precisely fire door closers without human control the situation, and some users in order to facilitate access to it without the usual fire door closers removed once the fire accident, imitation copper where to buy doors, fire doors can not be closed not have any effect on the. Also replaced the fire lock anti-theft lock that are not desirable. As the Ministry of Housing and Urban unique certification, Healthy certification plays an important role in investment and construction engineering trick system. According to SCS [1992] No. 72 "on promoting modernization of housing industry, imitation copper how much money, improve housing quality of a number of opinions," the spirit of the document, and Housing and Urban-Rural Development on "State Housing residential demonstration project implementation framework" of requirements, the Ministry of Housing and Urban Residential Products Promotion Center from 2002 launched the "Healthy national demonstration project of residential housing part and product selection," the work for selection, Shantou imitation copper, annual levy on selected residential parts and products presented certificate, and as a national demonstration project selected parts and products, and accreditation. Zhejiang Run Industry and Trade Co., Ltd. is a door, steel interior doors, wall doors, interior doors intelligent, smart door locks, intelligent modules and other professional production and processing company, has a complete and scientific quality management system. Integrity, strength and quality of products Run Industry and Trade Co., Ltd. Zhejiang one recognized by the industry. Welcome friends to visit, guidance and business negotiation. Imitation copper door factory, a notorious INDUSTRIES (certified), Shantou imitation copper is provided by a fountain Ltd. Zhejiang. Zhejiang, a Run Co. (www.zjyrgm.com) is a professional "security doors, security doors, mosaic door, imitation copper, steel interior doors, metal interior door" of the company. Since its inception, we adhere to the "good faith, sound management" approach, the courage to participate in healthy competition in the market, so that the "one-Run Industry and Trade" brand has a good reputation. We adhere to the "Service First, the customer first" principle, so that a INDUSTRIES won the trust of customers in the public security doors, and establish a good corporate image. Special Note: This information is for reference only pictures and information, please contact us to obtain the most accurate information, thank you!