Mon – Sat: 9:00am–18:00pm. Sunday CLOSED


4409 E. Prospect Rd Building 4 York,PA 17406,USA

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RAY-TECH INTERNATIONAL LIMITED (RAY-TECH) has R&D experience of 10 years in Lithium battery. We customized batteries for globally reputed enterprises, the US government and medical companies, Canadian military, and Australian military.

LILEAD is the brand that RAY-TECH develops for its independent intelligent batteries.


     Equipped with leading lithium technology, and own 8 patented technology innovations & 8 global   recognized certifications.

​     With INTELLIGENT as the technological edge, Lilead is the first branded battery to be built in an intelligent circuitry management system.
     With LiFePO4 as the energy material, keeps forging ahead on the way of new energy.

     Characteristics: light-weight, powerful, fast charging, safe, and eco-friendly.


RAY-TECH, put ourselves in the position of users, make breakthroughs in imagination and in technology, and implant those in our products and bring to users more endurable and powerful starting batteries, cooler driving experience, and more joyful life style.


Rebellious, free, and striving for perfection are our brand concepts. RAY-TECH wishes, by means of our products, to convey our idea, disseminate our culture, and encourage the user to discover himself or herself, achieving a better one, and to explore the world, enjoying a better life. 

Company profile


corporate culture

Make breakthroughs in technology

Open up a new world with products

Fulfill our social responsibility of environment protection

Our Missions

Build up an energy storage ecosystem

Change the lifestyle with technology

Our Vision

Rebellious, free, and striving for perfection

Our Values

Developed and produced our own LILEAD brand of Intelligent lithium batteries.

Developed laptop battery for Australian government.

Designed and produced Lilead Intelligent car batteries for the RED BULL RACING team.

Produced customized battery for Canadian Military and US medical companies.

Raytech International was founded, devoting to offer customized high temperature battery for fire fighting & rescuing customers.

development history

2017

Attended the TOKYO AUTO SALON and started construction on our new offices in Germany and Brazil.

Attended the SEMA show in America and the ESSEN MOTOR show in Germany.

Setup USA warehouse in AZ to better serve USA local clients.

Designed backup battery for the USA government electric system.

2015

2014

2011

2008

2015

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2010

2016