TAIPEI/HONG KONG -- Little-known tech suppliers have become a surprise hit on the Chinese stock market after Huawei Technologies defied a U.S. clampdown to release its first 5G-capable smartphone in years.
Some stocks rise more than 400% since rollout of new 5G-capable phone

The release of Huawei's first new 5G phone using homegrown chips has been a boon for the shares of the Chinese smartphone maker's suppliers. (Nikkei montage/Source photo by AP)
TAIPEI/HONG KONG -- Little-known tech suppliers have become a surprise hit on the Chinese stock market after Huawei Technologies defied a U.S. clampdown to release its first 5G-capable smartphone in years.