----XINXIANG HUALONG HARDWARE DEVELOPMENT CO.,LTD----

   Hualong company was founded in 1986,it is a professional manufacturer researching and producing all kinds of window and door hardware fittings,it is the first one authorized by ISO9001 in this field,and it is one of standard drafting units of China U-PVC window and door hardware.
   In the past twenty years,Hualong company had withessed the reform and development of China's window and door,deeply the importance of harmony hardware and window & door.Therefore,Hualong company developed and innovated as a carrier of window and door in the process of manufacturing and create hardware fittings,strictly according to ISO9001 quality service for the customers,determine to operate from a strategically advantageous position.
   After many years of market experiences,Hualong company has cultivated a expert team of technological design,and won the national patent more than 40 items,the company always adhere to the concept fo"learning then skilled,professional then experting",focused and dedicated to the development of window and door hardware,and strive to create harmony of the frame and sash.
   Hualong company will continue to expand cooperation with foreign friends and create social wealth together.

HUALONG WIDOW AND DOOR HARDWARE FEATUES

     Hualong company's R & D department stand on the side of manufacturer to understand and design products,under ensuring the high quality of window and door,try their best to design convenient installed products,in order to improve the effciency of fixing window and door hardware.
     Hualong hardware used zinc-based alloy and aluminum alloy die-casting,high quality cold plate and stainless steel press forming,uesd nylon,pom,ABS and other plastic injection molding,to ensure that Hualong hardware is suitable to the energy saving requirements such as gasproof,watertight,wind resistance,etc.
     Hualong hardware surface processing used advanced special processing with imported full polyester powder electrostatic adsorption,break through the traditional color zinc electroplating process,makes the hardware more coorosion resistance and more accord with environmental protection concept.
     After special processing of surface treatment,Hualong hardware neutral salt spray test can up to 3000 hours above,and can be used long time at-40℃ to -150℃.
     Hualong company is one of the first standard drafting units in this field,it will strictly research and produce window and door hardware according to industry standards,makes Hualong hardware more and more universality.

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