FAQ
Question and Answer
The main business of Taorelay, a relay brand under Mingni Tech, is relay switches. Its main products include magnetic latching relays, high-voltage relays, power relays, etc. At the same time, we have the Mingni digital energy brand, which mainly develops and produces photovoltaic energy storage inverters and AC/DC EV charging piles.
As our products include all kinds of relays, energy storage systems, charging piles, etc., the warranty varies from product to product, we are confident enough in our products to offer a minimum of 1 year and a maximum of 3 years warranty, for specific differences, please leave a message on our webpage or find our contact information and contact our staff, you will get the most accurate answer.
Yes, we support customized services. Whether it is relays, energy storage inverters, or car charging piles, we have strong technical service capabilities in these three major sectors. We can develop customized software and hardware solutions that meet the needs of customers. Please leave us a message and describe your needs clearly. We will give you a satisfactory reply as soon as possible.
Yes, some products we provide free sample service, we will review the qualification of free samples, if it meets our company’s requirements, you can get the free samples, please contact us for specific information.
Of course, sales are just the first step. Our company's philosophy is quality first. If there is a problem with our products, please contact us as soon as possible and we will do our best to help you solve the problem.
If you encounter technical problems in the industry, you can also contact us. With many years of industry experience and product research and development, production and operation, we believe that we can solve most of the technical problems for you.
Our main market is in China, we have more than 10 years of experience in the industry in China, but we attach great importance to the expansion of overseas markets, at present our main foreign customers are located in the region, including, Europe, the Middle East, Southeast Asia, North & South America, and Africa, almost covering the globe, our products and services have been affirmed by the majority of our customers, more than 300 foreign customers and us! More than 300 foreign customers and us are in good cooperative relationship.
As an industry-leading innovative enterprise, we always insist on providing our customers with trustworthy products and services with excellent quality and professional technology. The company has passed a number of international authoritative certifications, including ISO 9001 quality management system certification, ISO 14001 environmental management system certification and ISO 45001 occupational health and safety management system certification, to ensure that every step from research and development to production meets the highest global standards.
Send a Message

Relay Manufacturer Contacts
- Phone: +86-0755-28029319
- Email: lingyuanbin@mingni.cn
- Address: 2nd Floor, Building 1, Jingsheng Industrial Zone, 119 Huafan Road, Dalang Street, Longhua District, Shenzhen, China.