DAJING Group Companies was established on the 16th of October 2001.DAJING Group Companies headquarter is situated in Guangzhou, China.We have 4 branches which are as follows:1.Guangzhou Dajing Science and Technology Co., Ltd.2.Hunan Dajing Power and Technology Co., Ltd. 3.Hengyang Dimension Electronic Co., Ltd.4.Hengyang Chime Medical Equipment Co., Ltd.Our brand name is called DAJING.We are a high-tech Group of Companies dealing in Electronic Information Research and Development, Electronic product performance testing services,Switching power supplies (different types of adapters) research and development, related medical equipment,production and sales. We have more than 500 employees with a large professional laboratory harboring a research and development team of more than 30 people. The factory covers an area of about 50,000 square meters.We also supply free dormitory and canteen for our own staffs.Moreover,we have offices situated in Guangzhou,Shenzhen,Beijing,Shanghai Xiamen, Chengdu,Wuhan,Hengyang and so on. We supplied 500,000pcs DC Adaptor to European Union,United States,Russia,India,South Korea and other countries.All of our products meet the specific norms and requirements of our customers and their respective countries and law regulations such as:power requirements,appearance,color,materials, environmental requirements,power plugs and special packaging.We are now planning to develop and expand our overseas business and therefore we are looking for long-term strategic partners or agents.Our products are 100% guaranteed.This is our sincere and constant promise to our all customers.We have two types of products.Desktop based / wall-mounted style and our power supply are as follows: 5W, 10W, 20W, 30W, 40W, 50W, 60W, 90W, 120W,150W and others.We have a reservoir of more than 200pcs adaptors models and molds which meets customer requirements.We can also supply customized adaptors according to our clients special requirements.Our adaptors are widely used in Computer, Printer,Health Care, POS Charging System,Industrial Control,Railway and Bridge,Marine and Shipping,Stage Lighting,LED display,Scientific Research and Technology, KTV,Teaching Experiment in School,Electroplating,Space Flight,Video Communication,Military Industry,Integrated Machine, Sound, Various instruments and other fields. We have advanced and complete testing equipment such as Power Factor & Efficiency test, Energy Efficiency Test, Power Meter, Electronic Load Meter ,Oscilloscope, Hi-Pot Tester, Ripple tester, Over Current Protection Test, Short Circuit Protection Test ,Over Voltage Protection Test ,Ripple & Noise Test, High Temperature Operation Test ,Low Temperature Operation Test, Thermal Shock Test, Insulation Resistance Test, Leakage Current Test, Lighting Surge Test, EMI Test, ESD Test, Aging Test, Electrolysis Capacitance Life Calculation etc. We have a complete set of production line to ensure that every link and each part is qualified. We also have own cable department and processing power cord, wave filter, shell injection molding machine, SMT, DIP, Full automatic wave soldering, ATE detector, ultrasonic welding machine, aging machine and a QC department working for IQC, IPQC, QA, OQC etc. All of our products are checked fivefold before shipment. We have a strict packing process where every box is weighed after packing to ensure that the content of the box is correct. We also have a micro-computer carton compression testing machines and Simulation Transport Vibration Table to ensure packing is safe and reliable. We have obtained certificates such as CCC, CE, UL, FCC, KC, BIS, TUV,GS, SGS,ISO and so on. At Last, DAJING Group company sincerely welcome and invite all our friends and customers from all over the world to visit our company and factory. We are also willing to visit your company and talk about future cooperation and business.Thank you very much.