Shenzhen Opplei Technologies Co., Ltd was founded in 2002, locates in Shenzhen, China. we are a high -tech enterprise engaged professionally in research, production, and sales of lightning protection products worldwide. Our main products include AC/DC surge protector, signal arrestor, antenna coaxial protector etc. Techwin manufactures a variety of OEM & ODM Surge Suppression solutions. Designed to meet customer requirements and/or work within customer's existing equipment, our OEM suppressors offer high quality surge suppression solutions. Our annual output for AC/DC power arrestor is around 50, 000 sets, signal arrestor and antenna coaxial protector is about 100, 000 sets separately. Our R&D department is run by some of the country's mostly leading experts in the field with rich experience in the manufacturing and design of lightning protection device. Our Quality Service: In order to meet the customer's demand and give a quality service, Opplei persists in the policy with "FIRST QUALITY, FIRST CUSTOMER". Our products are manufactured according to international and domestic standards and under mostly strict quality standards on ISO9001. Our Mission: Satisfy the necessities of our customers with the sale of electronic products of high quality, to the best available price in the market and in the time that our client needs it. Our After-sale Service: We provide customer service and technical support, a comprehensive warranty program. Additionally, as part of our customer service and technical support, our staff of dedicated engineers is available to assist you with custom designs for unique projects and applications. We ensure that all products are accepted by authorities. Our Added Value: Our experience and expertise is our value and your best guarantee.