The U.S. International Trade Commission (ITC) has officially initiated a Section 337 investigation into tunneling oxide layer passivated contact (TOPCon) solar cells, modules, panels, their components, and downstream products.

2026-03-27 23:38:24

According to the China Trade Relief Information Network, on March 26, 2026, the U.S. International Trade Commission (ITC) voted to initiate a 337 investigation (investigation code: 337-TA-1494) into certain tunnel oxide passivated contact (TOPCon) solar cells, modules, panels, and their components and downstream products.

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