• LCD1
  • LCD2
  • LCD3
  • LCD4
  • LCD5
  • PM
  • 51822S1
  • 51822S4
  • 52822
  • ESP8266 CHIP
  • RF ASK
  • RF TX
  • WT801
  • WT1278
  • WT8266
  • WT8266S1

Guangzhou Top Power Electronics  Technology Limited.

is a leading manufacturer of power converters

research, production, sales and services of DC-DC,AC-DC converters.

Headquartered in National                       Hi-Tech Development District, Guangzhou  Science City,Chin

Top Power gets quality management  system certification

ISO9001:2008 of power converters. 

All products are rigorously designed and  strictly tested by our professional R&D  team.Our products are sold well  throughout more than 30 cities in  China, Europe  and America.  Providing quality products and services  to meet various needs, we have earned a  global reputation. The products are widely used in Power  Systems, Industrial Controls,  Measurement Instruments, Medical, Railway Transportation,  Telecommunications,  Security Industries, Military Industries ,etc.

Fremont Micro Devices is a fabless semiconductor supplier and integrated circuit design house.

 It has quickly become a leader in non-volatile memory products and high efficiency power management solutions.

FMD was founded in Fremont, California in 2003 and has offices in the United States, Europe and China. The key members of the management team have extensive product development, design, finance and sales experience with leading Silicon Valley semiconductor companies.

 Fremont Micro Devices has a world class design and technology team and maintains a close working relationship with its suppliers and customers. It developed or co-developed with foundries, the technologies used in its products and has extensive patent coverage. Intimate knowledge of process technology enables quick time to market, high performance, high reliability and low cost integrated circuits.

In addition to Serial EEPROM, and Serial Flash Memories, FMD has a portfolio of power management devices including LED driver solutions Linear and Switching regulators,  AC/DC power converter standard products

Established in year 2012, Wireless-Tag has been focusing on the IoT and M2M. We are the leading supplier of wireless modules and solutions for maker and electronic market and providing services in IoT area, including design, development and mass product logistic.

As the industry pioneer of wireless IoT field, Wireless-Tag has been committed to the service of global partners for many years and has become the IoT industry-leading solution provider. We are the supplier of SeeedStudio and CellTec.

We are the partner of NXP, Arduino, Lemaker, Espressif, Neoway, ZTE etc.

We offer networking products such as Wi-Fi,BLE4.1,RF Sub 1-Ghz, LoRa modules.

We have professional R&D engineers for hardware and software, smart phone APPs and server. And we can also provide OEM & ODM service for clients.

Our company can provide products and services in networking control from embedded hardware and software to computer software, server and APPs development. We have developed success solutions for our customer based on our IoT module, such as Wi-Fi, BLE4.0, RF Sub 1-Ghz, LoRa, the solutions included Smart Safety Socket, Smart air purifier,Smart Wi-Fi Light, Electric Patrol Robot, Sports Camera Controller and Energy Harvesting Wireless Switch. Our products has been widely used in domestic and international electric grid, government, schools, banks, hospitals and other remote monitoring, security industry.

Founded in 2003, with the vision of becoming a top tier manufacturer, with excellent Sales and Application Engineering support, A-Crystal Electronic Technology has grown to become one of the most experienced manufacturers of frequency control products in the world. From cylindrical tuning fork crystals to high stability oscillators we offer a comprehensive portfolio of frequency control devices. A-Crystal Electronic Technology’s commitment to research and development puts the Company at the leading edge of crystal oscillator and filtering technologies. Today, A-Crystal provides high performance and reliable frequency control solutions that meet or exceed customer quality, price and availability expectations. 

A-Crystal offers a broad product line servicing commercial, industrial, consumer and Automotive markets. We offer a wide selection of Quartz Crystals, Crystal Oscillators, Real Time Clocks, Ceramic Resonators and SAW Filters. The Company is ISO9001:2008 and ISO14001:2004 certified and the staff  is dedicated to servicing a worldwide customer base. The dedication and commitment of the entire organization to quality allowed A-Crystal to enjoy uninterrupted growth in revenue. A-Crystal is your partner for high quality frequency control products which are offered through our Global Distribution Network.