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       Welline Semiconductor is a professional supplier of Protect Device and Semiconductor, With ours most efforts for these years, we got more and more satisfaction from our customers and suppliers. And our products are used in people’s life here and there satisfactorily.

       The excellent technology, professional after-sale service experience and efficient execution enable Wellinesemi to provide cost-effective power semiconductor device and high value-added service, strengthening competitiveness for our customers.

       We rely on our own innovation to gain independent intellectual property and dozens of invention patents all over the world, building Wellinesemi brand, pay attention to brand credibility.

       Wellinesemi emphasizes on team building and enhancing competitiveness. We always think about how to enhance competiveness for customers and improve our system. With sincerity and execution, we try our best to provide excellent, create and low-cost semiconductor products and application system for customers.

       We have base in HongKong, and branches in Shenzhen city and Zhongshan city of Guangdong Province, so we can meet withthe requirement of the customer's immediately all over the world.



1996, Founded in Taiwan Xinzhu Technology Industrial Zoon;

2000, Founded HongKong Company;

2002, Shenzhen Top-per Power Electronic & Technology Co., Ltd founded;

2004, Shenzhen company became the company can offer 17% tax;

2005, Zhongshan T & P Electronic & Technology Co., Ltd founded;


[Main Products]

1. Protect Device

    TVS, Varistor, Spark Gap and PPTC;

2. Barrier Rectifiers:

    Diodes and Bridge rectifiers ;Include Zenner, TVS, General Rectifier, Fast, Schottky, HI-V Diodes and so on.

3. Transistor:

    Small Transistors, Encapsulate Transistors;

4.Photo Coupler and SMD LED:

N Mosfet, P Mosfet, N+P MOSFET, HI-V Mosfet ,Super Junction Mosfet ;
6. Thyristors (SCR)

All product are lead free , and meet with all roles of Rohs.


  • Room516, Xin Dong Xing Business center, Liu Xian 2 Road,Bao an District,ShenZhen,China

  • +86-755-83408439 83411660 83414876

  • +86-755-83409057

  • Mail: peter-liu@topper-power.com

  • shenzhen

  • KangLe Road,Torch Hi-tech Technology District,ZhongShan, P.R.C. 528436

  • +86-760-87827298 87827299

  • +86-760-28206687

  • Mail:zstp1@topper-power.com

  • zhongshan

  • 7/F.,Kin On Commercial Building,49-51 Jervois Street, Sheung Wan,Hong Kong

  • +852-21527357

  • +852-35719160