Qingdao Yizhuo Optoelectronics Technology Co., Ltd

General items: technical services, technology development, technical consulting, technical exchange, technology transfer, technology promotion; Manufacturing of communication equipment; Manufacturing of instruments and meters; Manufacturing of Internet of Things; Manufacturing of Internet of Things devices; Research and development of Internet of Things technology; Research and development of mechanical equipment; Sales of communication equipment; Sales of communication equipment; Sales of instruments and meters; Sales of electronic products; Wholesale of computer software, hardware, and auxiliary equipment; Wholesale of hardware products; Operation of wires and cables; Sales of pneumatic and electric tools; Sales of household appliances; Internet of Things technology services; Sales of refrigeration and air conditioning equipment; Design and services of integrated circuit chips; Information consulting services (excluding licensed information consulting services); Engineering management services; Sales of security equipment; Sales of outdoor products; Sales of special labor protection supplies; Sales of fire-fighting equipment; Fire protection technical services; Manufacturing of …