Chinese stocks opened lower on Thursday, with the benchmark Shanghai Composite Index down 0.31 percent to open at 3,939.09 points.

The ChiNext Index, tracking China's Nasdaq-style board of growth enterprises, was down 0.91 percent to open at 3,324.33 points Thursday.

The STAR Composite Index, which reflects the performance of stocks on China's sci-tech innovation board, opened 0.74 percent lower at 1,851.55 points on Thursday.

Hong Kong's Hang Seng Index fell 289.78 points, or 1.15 percent, to open at 24,985.18 points Thursday.

US stocks ended lower on Wednesday as global crude oil prices surged past the 100-dollar mark following an escalation in US-Iran hostilities, intensifying inflation fears and reinforcing expectations of a Federal Reserve interest rate hike next week.

Carbon emission allowances closed at 38.43 yuan (about 5.67 U.S. dollars) per tonne on Wednesday, 0.65 percent up from last transaction day at Guangzhou Emissions Exchange.

Hong Kong's stock market ended lower Wednesday with the benchmark Hang Seng Index down 0.17 percent to close at 25,274.96 points.

Hong Kong's Hang Seng Index ended roughly flat at 25,316.87 points in the morning session on Wednesday.

The STAR Composite Index, which reflects the performance of stocks on China's sci-tech innovation board, opened 0.73 percent higher at 1,893.89 points on Wednesday.

The ChiNext Index, tracking China's Nasdaq-style board of growth enterprises, was up 1.15 percent to open at 3,398.22 points Wednesday.

Chinese stocks opened higher on Wednesday, with the benchmark Shanghai Composite Index up 0.09 percent to open at 3,943.92 points.The Shenzhen Component Index opened 0.63 percent higher at 13,788.94 points.

The Hang Seng Index gained 10.95 points, or 0.04 percent, to open at 25,328.13 points on Wednesday.

Hong Kong's stock market ended lower Tuesday with the benchmark Hang Seng Index down 0.38 percent to close at 25,317.18 points.

Tokyo stocks ended lower Tuesday, as the rapid appreciation of the Japanese yen prompted concern about the earnings of exporters.

Hong Kong's Hang Seng Index fell 67.55 points, or 0.27 percent, to 25,345.57 points in the morning session on Tuesday.

Chinese stocks closed mixed on Tuesday, with the benchmark Shanghai Composite Index up 0.2 percent to 3,940.55 points.The Shenzhen Component Index closed 0.52 percent lower at 13,703.21 points.

The ChiNext Index, tracking China's Nasdaq-style board of growth enterprises, lost 1.15 percent to close at 3,359.72 points Tuesday.

The STAR Composite Index, which reflects the performance of stocks on China's sci-tech innovation board, closed 1.09 percent lower at 1,880.10 points on Tuesday.

The STAR Composite Index, which reflects the performance of stocks on China's sci-tech innovation board, opened 0.08 percent lower at 1,899.32 points on Tuesday.

The ChiNext Index, tracking China's Nasdaq-style board of growth enterprises, was down 0.13 percent to open at 3,394.35 points Tuesday. The ChiNext Index, together with the Shenzhen Component Index and other indices, reflects the performance of stocks listed on the Shenzhen Stock Exchange.