Shenzhen Security Group Corp ., LtdWith over 20 years of experience in line wired/wireless alarm system, surveillance system and video doorphone Shenzhen Security Group Corp., Ltd , has already become the biggest manufacturer safe security products China. At present consists 7 sole subsidiaries including Weierying Electron Co., Ltd, ....Address:Building D,No.18,North Area of Makan Industrial Park, Shenzhen, Guangdong, ChinaGuotaigroup.Address:南京市浦口区盘城街道盘城工业园, Nanjing, Jiangsu, ChinaRDR TechnologiesSell wetting agent for fire extinguishers. Sell liquid fire retardants..Address:1141 SE Grand, Oklahoma City, Oklahoma, USAYG Fire Co.Ltd.Sti.Fire extinguishing ball The simplest and fastest way to extinguish fire. is a shaped fire extinguisher. Simply thrown into fire, it will activate within 3 seconds effectively disperse-extinguishing chemicals. When occurs no one present, self-activate when comes contact with give loud noise as alarm. ....Address:perpa tic A blok Kat 5, No 80 sisli, Other, TurkeyShenzhen BHU Electronics Co., LtdShenzhen BHU Electronics is invested by Spain BHU, as the R&D and production base in China. With strong QC team, it specialized electronic products, EAS system, RFID system. For example, 58KHz AM door, RF 8.2MHz all kinds of hard tags soft labels, detachers, deactivators, etc. ....Address:4F,Building A,Jincanda Industrial Park, No.1397 Guanguang Rd, Guanlan Town, Bao'an Dist., Shenzhen, Guangdong, ChinaMegha Pro Tech Systems Private Limited.,Megha Pro Tech Systems Private Limited., is a company formed by technocrats with significant quantum of cumulative experience in the field Building Automation, Security, Fire Protection Solutions, HVAC and Electrical works. The was started vision to offer customers best technology, products services ....Address:Plot No. 28, D No.8-69/18, Padmalaya Enclave, Dwarakanagar, Uppal, Hyderabad - 500039, hyderabad, Other, India