Shenzhen Chitongda Electronic Co., Ltd, established in 1998, is a professional security product manufacturer for 22 years. With the famous brand "Wolf Guard", it has been exporting in a whole world for 22 years. Our main products are smart home alarm system such as GSM alarm system, GSM+WiFi alarm system, WiFi alarm system, accessory and etc. We can also provide OEM/ODM service.

DPE Electronics have China Guangzhou factory, and MalaysiaKuala Lumpur factory, China factory have 16 years experience, Malaysia factory have 8 years experience.

Guangzhou Feiyang Electronic Factory, is a large professional manufacturer specialized in battery speakers, trolley speaker, professional speaker, 2.0 speaker and multimedia speaker. We have been considering our customers as our good partners since the company established and getting fast development with the idea of win-win and co-development. The big rewards are from contribution of all our colleagues and supports of all our partners.

Shenzhen Zhonglian High-Tech Security Technology Co, Ltd ( Shenzhen UH Alarm Technology Co, Ltd ) established in 2011. We are one of high- tech enterprises Shenzhen Municipal Government certificated. We are a manufacturer of security smoke fire alarm&detecor, security cameras, home&industrial combustible gas detector system and fire-fighting system products, and humidifier products with well-equipped testing equipment and strong technical force. We produce security cameras, action cameras, AFO fire extinguisher ball, smoke fire detector, LPG gas alarm, co alarm, toxic gas detector, fixed gas detector, portable gas alarm, fire alarm system, heat fire detector, water level detector, LED lights, ect for civilian use and industry use.