Shenzhen Chitongda Electronic Co.,Ltd.(Shenzhen Wolf-Guard Security Hi-tech Co.,Ltd) established in 1998, has workers over 2200 and owns the most powerful strength in the technique and production in security field. Acting as a member of a council of Shenzhen Security Industry Association and a high-tech entrepreneurs.Chitongda has advanced concept in products development,Strong capability in R&D and product, original strategy in market spread. Chitongda's series of “Wolf-Guard” famous brand products can be listed as below: GSM alarm, Auto-dial Alarm Systems,Intelligent Home Control System, CCTV system, DVR all kinds of PIR, gas and smoke detector,etc.”Wolf-Guard” Intelligent Alarm has been evaluated by Shenzhen Science and Technology Bureans as one of the high-tech programs,also has past the check by the Security & Alarm Electronic of Public Security of China. .China Consumers Protection Foundeation honors “Wolf-Guard” as the Credit Brand of China Consumers Trust Products,too. At last, Chitongda respects all of the franchisers, merchants,and partners of OEM and ODM, the after sales service will satisfy all kinds of selective customers.