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We Wenzhou Changs International Company have been committed to producing and supplying light bar, speaker, and siren anti-riot control equipment, etc. for traffic, police, fire-fighting, ambulance, engineering vehicles, to warn people of relevant traffic information and avoid potential damage. With the advanced technology, each of such equipment is engineered in novel styles and in a comprehensive range of selection for customers to choose.

The whole production process, from raw material through to the finished products, is under a series of rigorous QC tests and only the qualified ones can be dispatched to our customers. Owing to years of expertise in this industry, our product pass rate reaches99.99%. Besides, there are regular trainings supplied for our employees to help them master the latest technology and the specific award system can further motivate them to produce more satisfying equipment.

With a registered capital of 3,000,000 USD, we supply the highest quality traffic warning products to our valued clients. To achieve this, each production phase is strictly supervised starting with the purchase of our top quality raw materials and ending with the shipment of finished products. We also follow the ISO9001 International Quality System and the ISO14001 Environment Management System. That is why our emergency vehicle LED light bar, LED warn light, siren, vehicle speaker, and other products have passed testing by the China Quality Technology Surveillances Bureau as well as other authority departments. In addition, we have also established cooperative relationships with a number of domestic emergency vehicle and motorcycle manufacturers in order to help us improve our technology and develop new products. This, along with the efforts of our innovative engineers and technicians who have strong R&D capabilities, is why our products have achieved many patents and CE certificates as well as UL, CE, and E-mark certificates.

Our company is located in Wenzhou City, a coastal city near Shanghai and the Ningbo seaport, which provides us easy access to convenient transportation. In addition to the fact that we possess our own import and export licenses, our superior location allows us to provide high quality products at the lowest prices. We also have a variety of service centers in China to help with before and after sales service. Because of the premium quality and competitive prices of our police LED light bar, emergency vehicle LED light bar, ambulance strobe light bar, and other fine products, our traffic warning products are exported to many parts of the world, including Europe, the United States, Africa, and the Middle East.