Shenyang Longdi Electrical Equipment Co., Ltd. was established in 2003. It is a high-tech R&D and production enterprise specializing in the research and manufacturing of auxiliary switches, integrating the research and manufacturing of travel switches and micro switches, precision mold design and manufacturing, precision stamping parts, and plastic parts processing.The company passed the ISO9001 quality system certification in 2005 and passed the ISO9001:2008 quality system certification again in 2009. Quality management covers the entire production and operation process from supplier management to customer service; At the same time, it has also passed the certification of GB/T28001-2011 Occupational Health and Safety System and ISO14001:2004 Environmental Management System, forming an integrated management system; Through the establishment and implementation of an integrated management system, product quality has been continuously improved. Since 2008, the product delivery qualification rate has exceeded 99%, and the on-time delivery rate has reached 100%.