这只中概股，昨夜飙涨

Group 1 - Xiaoma Zhixing surged by 47% on May 6, 2023, amidst a general decline in major U.S. stock indices [2][3] - The Nasdaq Golden Dragon Index, which tracks Chinese stocks, increased by 0.42%, indicating a relatively strong performance for Chinese concept stocks [3] - Xiaoma Zhixing announced a strategic partnership with Uber to integrate its Robotaxi services into the Uber platform, aiming to accelerate the commercialization of autonomous driving technology [3][5] Group 2 - The partnership will initially launch in the Middle East, with plans to expand to more international markets, allowing passengers to book rides via the Uber app using Xiaoma Zhixing's Robotaxi vehicles [5] - Xiaoma Zhixing's seventh-generation automotive-grade autonomous driving system, unveiled at the Shanghai Auto Show, has achieved 100% automotive-grade mass production, enhancing scalability and cost-effectiveness [5] - Other notable Chinese concept stocks included WeRide, which rose over 31%, and Bitdeer, which increased by more than 6% [5]