Technical Breakthrough
In 2008, Leiyu made a technological breakthrough in the production of aluminum oxide materials, and developed a new healthy and environmentally friendly aluminum alloy with excellent performance named Apple aluminum
Innovation and Development
Since LEI-U establishment, Lei Yu has insisted product quality priority, and has obtained more than 80 intellectual property rights, more than 50 Chinese and foreign certifications, and 8 core patents. The main products have passed the American BHMA electronic lock certification, the American UL fire safety certification, and the European CE electronic lock certification.