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Shenyang Longdy Electrical Equipment Co., Ltd was established in 2003,which is specialized in developing & manufacturing auxiliary switches and limit travel switches, designing and manufacturing precision mould, electroplating and surface treatment and processing precision punching parts and plastic parts as well.

Our company has passed ISO9001 QMS audit in 2005, and as well as the ISO9001:2008 QMS audit in 2009. The quality control and management covered the whole process from supplier control to customer service of the production and operation. At the same time we have passed the GB/T28001-2011 OHSMS audit and ISO14001:2004 EMS audit. The products quality has been continuously improved through well establishment and implement of integrate management system, and qualified products reached 99% and on time delivery 100% since 2008.

Our company is capable of punching, riveting and welding, machining, plastic injecting, electroplating and mould designing and manufacturing. Most parts of our products are produced independently to guarantee the quality and delivery time ; our advanced testing device and equipment make sure to accomplish all the inspections of incoming materials, semi-finished and finished products. All of our products are designed and manufactured according to the national standard of GB/T14048.5-2017(equivalent to IEC60947-5-1) and have passed the inspection of Shanghai Testing & Inspection Institute for Electrical Equipment and National Mechanical Industries Low Voltage Anti-Explosion Electrical Products Quality Supervising & Inspecting Center. In 2007 the FK series products passed the type test conducted by Darmstadt University of Germany. Our products have reached the international advanced level. We were awarded as Excellent Supplier by ABB High Voltage Business Unit from the year 2013 to 2016 and Excellent Supplier by XD High Voltage Switchgear Operating Mechanism Co., Ltd from the year 2014 to 2016. We awarded the title of giant of science and technology and high and new tech enterprise by Shenyang science and technology bureau in 2017.

Our company is capable of researching & designing and manufacturing products independently.Up till now, We have already developed and manufactured 17 series products,more than 400 specifications. The products are sold in China, and also exported to many countries including Germany, Switzerland, Italy, Bulgaria, American, Mexico, Japan and India etc. ,Longdy has successfully applied for 19 utility model patents and now we are applying for 2 invention patents . The products have been certified by 3C.

Designing & manufacturing of precision mould and processing of precision punching parts and plastic parts are advanced domestically. Our products are effectively promoted in the northern market except meeting our own production requirements.

We have been making all efforts with the willing to become the No.1 electrical equipment manufactory in industry since establishment, to building a happy enterprise, and going with appreciation, gaining respect through love and integrity, contributing all efforts to customers and social improvement. Furthermore, we will work harder to promote the spirit of craftsman, to take none defect as our final goal to provide reliable products and excellent service continuously for the development of electric power industry..