Shenzhen Opplei Technologies Co., Ltd is a high-tech enterprise engaged professionally in research, production, sales and system solutions of the lightning protection(Surge Protection Device) and power distribution unit for cabinet(PDU). Our main products include AC/DC surge protector, signal SPD, antenna coaxial protector, PDU etc. Widely used in electric power, water conservancy, transportation, communications, security, mining, new energy, petrochemical industries, etc.

We adhering to the "Trustworthiness Cooperation, Quality First", has passed ISO9001:2008 quality management system certification, CE, FCC, ROHS authoritative certification, products have met the international standard and the industry standard, also got the type test report issued by the National Weather Service. We set up offices in Beijing, Shanghai, Guangzhou, Changsha, Wuhan, Chengdu, Xi 'an, Guiyang, etc. Products have been exported to the United States, Poland, Singapore, South Africa and other countries, formed the global sales and services network.

We manufacture a variety of OEM & ODM surge protection devices. Designed to meet customer requirements and/or work within customer's existing equipment.

There is 1200 square meters factory and capable of producing 800,000 units of regular models annually. Our annual output for AC/DC power SPD is around 60,000 sets, signal SPD and antenna coaxial protector is about 150,000 sets separately.

Our Quality Service: In order to meet the customer's demand and give a quality service, Techwin 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.