In light of escalating evidence that China continues to bug computer software destined for America, U.S. companies should diversify away from the Chinese market.

The threat is both significant and under-appreciated. As Bloomberg reported on Tuesday, a security firm working for a major U.S. telecommunications company has found “malicious chips” in hardware the company purchased from Super Micro Computers Inc. Super Micro Computers built the hardware in China where, according to Bloomberg, Chinese intelligence services ordered Super Micro subcontractors to plant the malware in their products.