Winergrand Technology (Hong Kong) Co.,Ltd.

Winergrand Technology (Hong Kong) Co.,Ltd. was established in June 2011 and is located in Hong Kong, China. We are a research and development and sales company specializing in circuit protection devices, with years of joint research and development experience with multiple IC design companies in Taiwan. In 2015, we jointly launched single section, double section, 3-5 section lithium battery protection ICs and low-voltage MOS with Taiwan's established lithium battery protection IC design company.

Winergrand focuses on the development of battery management and power management chips. Currently, battery management chips cover all product series and application fields from 1 to 14 sections, from full protection to secondary protection. With the goal of high precision, low power consumption, and high reliability, Winergrand battery management chips have successfully introduced multiple first-class domestic and foreign customers and been widely used. The products have been widely used in mobile phones, wearable devices, walkie talkies, and power tools Handheld vacuum cleaners, sprayers, solar street lights, Bluetooth speakers, low-power energy storage, and many other fields have become industry benchmark products, providing customers with safe, stable, and reliable cost-effective battery management solutions.