On Monday, the three major US stock indices all closed higher.

The Hang Seng Index ADRs also advanced.

Proportionally calculated, the index finished at 25,450.82 points, marking a gain of 52.64 points or 0.21% from its Hong Kong close.

Most major blue-chip constituents, however, declined.

HSBC Holdings PLC (NYSE: HSBC)

HSBC Holdings closed at HKD 146.053, representing a decrease of 0.17% from its Hong Kong settlement price.

TENCENT (OTC: TCEHY)

Tencent Holding Ltd. closed at HKD 433.393, down 0.60% compared to its Hong Kong closing price.