AAA credit entrepreneur Certificate - Credit Code - Credit Code:132011517120804726

ISO 9001 quality management system certificate

ISO 14001 environmental management system certification

ISO 18001 occupational health and safety management system certification

Ministry of Public Security: product test report-1 nspection report of quality inspection center for safety and police electronic products of the Ministry of public security： SMa-818T Wireless Signal Jammer

Ministry of Public Security: product test report-2 Inspection report of quality inspection center for safety and police electronic products of the Ministry of public security: SMa-818B Cell Phone Signal Jammer

Test report of Guangdong occupational health testing center: SMa-818B Cell Phone Signal Jammer

Test report of Shanghai Wireless Testing Laboratory Co., Ltd.: Test report of wireless cheating prevention and control system

Electromagnetic radiation safety test report of Nanjing Dabo Environmental Monitoring Technology Co., Ltd: SMa-818B Cell Phone Signal Jammer

Electromagnetic radiation safety monitoring report of Nanjing Environmental Monitoring Center Station: SMa-818B Cell Phone Signal Jammer