Demand for Nvidia AI chip repairs is surging in China, despite export restrictions on advanced chips like the H100 and A100. Approximately 12 companies are now involved in repairing these chips, which have found their way into the country through various means. This unexpected repair market highlights the continued demand for Nvidia's high-performance AI chips within China, even amidst trade restrictions and bans. The existence of this repair network underscores the ingenuity and resourcefulness of Chinese firms in circumventing export controls.