Shenzhen Wolf-Guard Security Hi-tech Co., Ltd. and Shenzhen Chitongda Electronics Co., Ltd. was established in 1998, located in Shenzhen. They are among the oldest and the most powerful home securiy products manufacturers in China. Our founder-member was awarded State Department special allowance due to the outstanding contribution to national engineering techonlogy.
We have grown up to be a international group through 7 years developing. By large amount of investment, we have established USA Stone De (International) Enterprise Group LLC. as the headquarters in charge of our R&D and brand conducting. Shenzhen Wolf-Guard Security Hi-tech Co., Ltd. and Shenzhen Chitongda Electronics Co., Ltd. are responsible for the home security marketing in Asia as the center of Stone De Group, maintainning the ?Wolf-guard?brand.
We also concern about training staff along with product developing and producing with huge cost. Friendly working atmosphere inspire with positivity and creativety. Professional, contributing and effective team thus bring up.
With the opinion of ? Client first, double win?, Chitongda company supply comprehensive tech support and marketing direction to our clients, trying our best to help our clients?success.
The Wolf-Guard series of products have completely gotten many authoritative certificates such as CCC,CE ,FCC and ISO9001. Some other glorious honours we got including: Leading Security Brand Made in China,China Prestig Advantage Brand , China Consumer Credit Standing Brand, China Security & Protection Honesty Alliance Member, etc.  We always act the forerunner in home security tide.
Chitongda Group has improved so fast in recent years. During the process of impelling industrialization, sizeablization, normalization and internationalization, we are persisting to struggle for the purpose of whole human safety.