China according to the official website of Maggie. Guardian Intelligent Anti-theft Bicycle is produced by China Yiwei Bicycle Factory located in Shenzhen, Guangdong Province. The design principle and technology of bicycles using this product are mature. Its built-in car lock does not need to be carried, which is convenient and convenient. Adopt new patented technology, high stability, adopt special technology, stable structure and not easy to be damaged.