¡¡¡¡ Changzhou Sida Power Supply Co., Ltd. a subsidiary of Changzhou Huagao Industrial (Group) Co., Ltd. professionally makes and markets switching power supply, stereo set and related electronic products. Sida is the member of China Power Supply Institute.
¡¡¡¡ Sida has solid technical power and has accumulated rich experiences in R & D, and making of switching power supply, stereo set and related electronic products. Sida is well furnished with advanced production equipment, including plug-in unit production line, debugging line, assembly line, ware solderer, test instrument, degradation testing instrument,etc. All production facilities of Sida are certified to ISO9002. Partial products are qualified to CCEE. The switching power supply for DVD is certified to UL and CE. ¡¡¡¡According to the running mission of " Quality First and Customer Foremost", Sida is committed to providing customers with quality products, perfect service and fast delivery at competitive pricing.

Major Products£º
witching Power Supply: SD(AC-DC, DC-AC) switching power supply uses state-of-the-art circuits and components and features high-efficiency, high-precision, high-reliability,and outstanding interference immunity. It is widely used in telecom equipment, power equipment, industrial control system, medical equipment, instrument and gauge, LED display screen, home appliances,etc. Especially, the switching power supplies for DVD are exported in great quantities to EC and the United States.
¡¡¡¡Stereo Set: multimedia sounding box, CD player, tape player; They are exported in great quantities to Japan, EC and the United States.
Electronic products including rubber cutter, carton fan,and engine control panel.

Custom design available. Your cooperation are warmly welcome!