Shenzhen Wolf-Guard Security Hi-Tech Co., Ltd. (Shenzhen Chitongda Electronics Co., Ltd.) was established in 1998 and has since created the famous brand "Wolf-Guard" in the security alarm field with the support of over 2,200 personnel. Main products we offer are GSM alarm systems, auto-dial alarm systems, intelligent lock control alarm systems, intelligent appliance control alarm systems, camera alarm systems as well as all kinds of gas sensors, smoke detectors, P.I.R sensors, motion detectors and other small gifts.Our alarm systems were domestically recognized as a new high-tech project, "Chinese Prestigious Advance Brand" and "Chinese Consumer Credit Standing Brand" by the Science & Technology Bureau. We encourage interested buyers to visit our website to learn about all the features and specifications of our products. Presently, we export the majority of our products to Japan and Korea.To request samples, more detailed information or receive a price quote, please do not hesitate to contact us today. We warmly welcome buyers worldwide to cooperate with us and look forward to establishing rewarding partnerships together.