Chinese shares traded in Hong Kong declined on Monday amid escalating US-China trade tensions that dampened investor sentiment. The Hang Seng Index opened down 1.06%, while the Hang Seng Tech Index fell 3% to 5,015.22. The Hang Seng Automobile Index experienced a sharper drop, falling 2% after initially opening down 1.5%. Major car manufacturers listed in Hong Kong saw their shares decline, with BYD Co. (01211 HK) falling nearly 3%, XPeng Motors (09868 HK) and Li Auto (02015 HK) each dropping more than 1.5%, and NIO Inc. (09866 HK) down 1.25%. The broader market weakness reflects concerns over the impact of ongoing trade tensions between the United States and China.