1998, Shenzhen Chitongda Electronic Co.,Ltd was established.
1999, the Models of YL-98, YL-99, YL-2000 alarm systems put into domestic market.
2000, products exported to Singapore, Japan,Thailand,France,Germany and so on.
2001, new model home alarm system was put into overseas market, and passed the CE. company evaluated by Shenzhen Science and Technology Bureans.
2002, the YL-007C and YL-007D alarm systems were put into market.
2003, “Wolf-Guard” honors "the Credit Brand of China Consumers Trust Products".
2004, Chitongda International Co.,Ltd was established and registered in USA. achieved British BSI ISO9001 and QS9000 Quality Management System Certificates. developed GSM alarm system and YL-007Z alarm system with colored display. participated the 6th China Hi-tech Fair.
2005, attended the 7th China Hi-tech Fair. is awarded The Leading Security Brand Made In China. Shenzhen Chitongda Electronic Co.,Ltd. moved to new big factory. two national patents have been won. all the products tested by CCC qualified.
2006, awarded as The Leading Security Brand Made In China. was awarded 2006 Recommendation Enterprise of China Security Products Web. was awarded the China Building Intelligence Brands Monitor 2006. attended the CPSE 2006 CHINA PUBLIC SECURITY EXPO . attended the 8th China Hi-tech Fair. honors china security excellent national bands.
2007, gained the TOP 10 Chinese Security Brands Survey in China Conducted by A&S. was awarded the TOP 10 Intelligent Building Brands in China . modle YL-007M6 won a Bronze of The CPSE Golden Excellence Awards. gained FCC certificate. attended the 9th China Hi-tech Fair. the head office moved to TianLi Center Square Building.
2008, attended HK Electronics Fair. attended the 10th China Hi-tech Fair. attended the CPSE 2008 THE 11TH CHINA PUBLIC SECURITY EXPO. Security Construction Department was established. was awarded the TOP10 Safety And Security Brand Awards in China. gained the TOP 10 Chinese Security Brands Survey in China Conducted by A&S
2009, attended the 11th China Hi-tech Fair. gained the TOP 10 Chinese Security Brands Survey in China Conducted by A&S for 5 times constantly. modle YL-007M8A has been assessed as The CPSE Golden Excellence Awards.
2010, successfully Landed on 2010 Spring China Sourcing Fair: Electronics & Components.
2011-2013Wolf-guard begin to step forward to join in Overseas Security Exhibitions abroad every year,Germany, UK, Russia, Brazil, South Africa, Turkey etc.
2014, Aim to provide more and more new smart security solutions & products for customers.