Beijing authorities summoned Nvidia Corp. to discuss alleged security risks related to its H20 chips, casting doubt over the Chinese business of the world’s most valuable company weeks after co-founder Jensen Huang met senior officials in the country.

Nvidia struck a surprising deal after convincing the president that H20 chips aren’t a national security risk. But whether the reversal is good or bad depends on who you ask.

The stakes are high for Nvidia as it looks to restart China chip sales in the face of fast-evolving geopolitical tensions.