Shenzhen Techwin Lightning Technologies Co.,Ltd is a professional and high-tech enterprise engaged in R&D of surge protective device, which is a leading provider of lightning solutions in China. Our products are fully complied with the latest international and domestic standards and own over 10 technology patents. Our innovative products——SPD for AC/DC power, signal, RF, photovoltaic widely apply in telecom, power, railway, intelligent transportation, security protection and solar project.For more information, you can visit our websit or contact with me directly.