Manufacturer of electronic, electrical parts & components, include energy meters, UPS, power supply, electrical testing equipments, SVC & TNS & MVR & SVR & SMR stabilizers, Voltage regulars, switching power suppliers, battery chargers, DC power supply, regulators, curve tracers, current testers, wall switches, circuit breakers, EPS, power inverters, solar inverter, solar panels, AC connectors, etc. Obtained ISO 9001:2000, ISO 14001:1996 certifications.

Manufacturer of inductance variable transformers, frequency variable and Voltage variable VFVV inverter output transformers, shifter transformers, vector transformers, constant Voltage transformers, special transformers, Voltage regulators, auto-transformers, coupling transformers, isolation transformers, precision purifying AC power conditioners, industry-specific power conditioners, untuned filter reactors, tuned filter reactors, current limiting reactors, balance reactors, surge protectors, AC distribution panels, intelligent DC panels.

Manufacturer of linear Voltage Regulator, multi channel DC converter, USB power switches, Voltage detector, battery charger, white LED drivers.

Universal Scientific Industries Co., Ltd, established in 1976, is a global leading DMS (ODM/EMS) company. USI not only provides manufacturing service, but also aggressively cultivates R&D talents, and persistently invests on the development of handheld devices, wireless networking products, car electronics, storage, industrial PC, server, work station and their motherboard, electronic packaging & EMS service. Combining its advanced SiP techniques, USI has built its unique competitive edge to provide customers time-to-market, high quality, and high value-added and most cost competitive total services. USI joined ASE group in 1999. By internally integrating, USI provides customers the best total solutions from IC integrated test and packing, SiP (System in Package), PCBA to system assembly.

The company's products including automotive electronics control system, mobile safety system, electroic power tools, rechargeable power tools. Received by ISO 14001 Certified in 2000.

Ningbo Taisuo Technology Co., Ltd. is a leading producer in manufacturing and developing controllers, especially temperature controller.

Zhejiang Autoone Electronic Technology Co., Ltd. is an automobile electric appliance enterprise integrating with oscientific researching, manufacturing and sales. The company is specialized in manufacturing Voltage regulators, ignition modules, dry ignition coils, sensors, condensers and auto accessories, etc.