The registration address of shenzhen speculation electronics ltd. Is located at no. 605 of the guihua neighbourhood of shenzhen city, located in the jihua neighbourhood of shenzhen city, located in district 605. The registration authority is the longjian watch office of the shenzhen market supervision authority, with the legal personality representing dong dong ming, which operates in the areas of communications terminal equipment and electronics, instrumentation instruments, industrial equipment, electronic testing surveying products, office equipment, tool consumption materials, leasing, maintenance, preservation, testing, calibration, technical services and advice, software and systems integration services; electronic commerce; technological development, technical advice, technical services, technology transfer, research in the field of information technology, network technology, communications technology, computer hardware and hardware development, design, marketing, network eng...