1. nonrupturable or punching punching blades have flash. ⒉ uniform sanding blade should be noted, in particular, easy sanding two sides of the blade, resulting in both sides of the rough edges. 3. Due to the use of different wood grain to produce different colored painting of difficulty varies, color is not easy to master, while generally rests proofing, offers a wide deep / shallow for the customer to confirm it, and must be retained with a respective cutting blade more accurate. 4. Note that the number of heat-vane thickness and length of galvanized finished vertical blinds to prevent factories cut corners. 5. camber is particularly important, should not exceed 12 degrees, to prevent blade deformation. 6. It should be noted the flatness of the entire window Blades, the area should not be bent or deformed banana spray blinds shall positive / negative repeatedly checked. 7. films from top to bottom through the entire window, in turn pale color / medium / dark adjustment, especially in the middle part of the visual whole window is very important. Good use of insulation material, effectively maintain the indoor temperature, achieve the purpose of saving energy. (Note: only a handful of brand reputation good product to be able to guarantee this, beautiful appearance is not everything.) Simple free angle adjustment, control incident light blinds sales, to adjust the blade to control the incident angle of light, which could be adjusting the blade to the most suitable position. Aluminum blinds shading performance with very good performance and flexibility, not easy to deformation, can effectively block UV; the surface is smooth aluminum blinds shutters, feel better, rich colors, with very good toughness and resilience ; curtains blinds aluminum motor can be controlled through its light, more convenient to use, and aluminum louvres can be printed on a flower, a very good privacy and shading performance; aluminum blinds will not be long direct generating fading phenomenon, using the high reflectivity of aluminum blade, most of the sun's heat can be emitted, it is natural to achieve energy saving effect; aluminum blinds use range is relatively broad, in use The time can be adjusted according to their need to control the brightness and light. Zinc steel shutters, blinds, Chongqing, longtai metal provided by Linqu longtai Metal Products. Linqu longtai Metal Products (www.wfhulan.com) strong, credible, Shandong Weifang Fence, bar, network, and other industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead longtai metal and you hand into the brilliant, for a better future!