Shanghai Changyuan Wayon Circuit Protection Co., Ltd

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3 Company Profile Founded: Mar Registered capital: US $ 4.85million Total assets: US $ 22.7million Annual sales in 2010: US $ 40 million Private Share Holders: Changyuan ( com) SRIM ( cn) Wayon management staff ( Employees: more than 1000 Subsidiary companies: 3(two in Shanghai, one in Shenzhen) Main products: PPTC, CPTC,SMD Fuse, PESD, PCM, Thermal fuse, TVS Product approval: UL: E202125; TÜV: R ; Halogen free Wayon started to research on polymer PTC in 1987 and has 67 patents on PTC inclusive of raw material, equip, techniques, foil, etc and 9 patents on low resistance PPTC together with its own intellectual property rights.

4 Plants Shanghai Airport Plant TS16949/ISO m2 Shanghai Yangpu Plant ISO9001/ISO m2 Shenzhen Plant Shenzhen Plant ISO9001/ISO m2

5 WAYON Vehicle Electronics Protection Solution A life style which connects family with vehicle has become a new trend in automotive industry. The capability of installing consumer electronics into vehicles is pushing the innovation of standard global interface. In this automotive control application, obviously circuit damage will be caused during the process of insert or extract peripheral units or any other error condition. But PPTC or ESD components will avoid it effectively.

6 WAYON Vehicle Electronics Protection Solution Vehicle USB 2.0 or 3.0 Interface Protection Solutions WAYON protection solution will keep the devices from being damaged by over current, over voltage or ESD transience. PTC TVS PESD

7 WAYON Vehicle Electronics Protection Solution Other Data/Communication Interface Protection Solutions IDB 1394 PTC PESD

8 WAYON Vehicle Electronics Protection Solution Other Data/Communication Interface Protection Solutions SD/UART Interface Switch MosFET Tube PTC Series PTC Series PESD Series SD Card Interface LCD Backlight Converter PTC Series PTC Series PESD Series RS232 Interface SIM Card Interface PTC Series PTC Series PESD Series

9 WAYON Vehicle Electronics Power Protection Recommended Vehicle GPS Power/Converter Interface Protection PTC TVS

10 WAYON Vehicle Electronics Power Protection Recommended Vehicle GPS Power/Converter Interface Protection PTC

11 WAYON Vehicle Electronics Power Protection Recommended Stereo/Amplifier Power Input Over-current Protection PTC

12 WAYON Vehicle Electronics Power Protection Recommended Vehicle Computer Power Interface Protection PTC TVS

13 WAYON Motors Protection Solution Overheat of electro-motor may cause damage to temperature sensing components. In order to protect this components, over- current and over-voltage components could be designed according to customer s requirements.

14 WAYON Motors Protection solution Car motors or middle-sized DC machine protection PPTC components could be installed besides motor or solenoid coil. Because of the heat, it will be more beneficial and faster for PPTC to limit the current. PTC

15 WAYON Motors Protection solution Small and Medium Auto Motors protection Power window Door lock Lumbar pump Power seat

16 WAYON Motors Protection solution Small and Medium Auto Motors protection Window Lift Equipment Antenna PTC Series PTC Series PESD Series Electro-motion Seat Door Lock PTC Series PTC Series PESD Series Air-condition Controller Safety Belt PTC Series PTC Series PESD S Series

17 WAYON Other Vehicle Parts Protection Solution Automotive cables Protection Cigar Lighter and Power Adapter Protection

18 WAYON Automotive Cables Protection PPTC s Application in Automotive cables is a resetable protection solution without driver s intervention. MOV components is also advised. PTC FUSE

19 WAYON Cigar Lighter and Power Adapter Protection The connectors which is inserted in power socket of cigar lighter include mobile phone, charging circuit etc. They must operate in rugged environment because of temperature and charging condition. PPTC overcurrent protection together with over-voltage protection of charging input will be helpful for equipments meeting electrical requirements. PTC TVS

20 Thank You!