Yes. According to the official website of the Mianyang People's Court, all courts in Mianyang City have executed batches of dishonest persons, established a blacklist database, and done real-time docking work, so Mianyang has a blacklist database. Mianyang belongs to Sichuan Province and is located in the northwest of the Sichuan Basin and the middle and upper reaches of the Fujiang River. Mianyang is the only science and technology city in China approved by the Party Central Committee and the State Council.