主营：Voltage ceramic raw materials, voltage ceramics components, voltage ceramics units, driveers, sensors and instruments, instrumentation research, production, development, marketing and technical extension services general cargo warehousing
主营：Manufacturing of communications equipment, sale of communications equipment, sale of communications equipment, sale of electronic products, development of hardware products, wholesale distribution of hardware products, development of electronic specialize
主营：General projects, technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion, software development, retail distribution of computer software and hardware and assistive equipment, sale of el
主营：General projects, software development, production of communications equipment, manufacture of electronic devices, manufacture of network equipment, production of network equipment, sale of communications equipment, sale of electronic products, sale of ne
主营：Engineering and technical studies and test development of construction works for earthquake-resilient products, steel coves, roofs of large grounds, mesh structures, distribution and installation of bridges, troughs, sheet rubber, pelvis rubber, stretchin
主营：Electronic sensors, electronic switches, instrumentation instruments, electronics products, software technology development, electrical machinery development, production and marketing, electronic devices, development of electronic components, technology t
主营：General operating projects, electronics metaware, digital products, purchase and sale of computer peripherals and technology development, enterprise management information advice, domestic trade, business management advice for export/import operations, bu
今日头条