The US purportedly plans to revoke the export exemptions which allow TSMC (TSM.US) , Samsung Electronics, and SK Hynix to use American technology in China. This news spurred HK-listed chip stocks to fare well against the market trend. SMIC (00981.HK) +1.000 (+2.225%) Short selling $158.16M; Ratio 4.105% opened 0.38% higher today (23rd) and extended its upswing, peaking at HKD41.25. It last traded at HKD40.95, up 3.67%, with a trading volume of 50.0631 million shares, involving HKD2.025 billion.Related NewsHSBC Research Adds SMIC's TP to HKD64, Upgrades Rating to BuyHUA HONG SEMI (01347.HK) +1.400 (+4.118%) Short selling $54.70M; Ratio 3.094% last stood at HKD34.5, up 5.34%, with a trading volume of 25.8058 million shares, involving HKD876 million. ASMPT (00522.HK) +1.600 (+2.723%) Short selling $9.42M; Ratio 7.346% last printed at HKD54.05, up 1.89%.(HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2025-07-11 16:25.) (Real-time Streaming US Stocks Quote; Except All OTC quotes are at least 15 minutes delayed.)