SHANGHAI – Hong Kong’s main Hang Seng index closed lower on Tuesday, giving up early tech-fuelled gains and weighed down by financial and real estate firms, while global investors awaited the US Federal Reserve policy decision on Wednesday.

At the close of trade, the Hang Seng index was down 54.65 points, or 0.22 percent, at 25,099.67.

Tech shares had fueled early gains in the broader index, but the tech sub-index retreated after rising more than 4 percent in the morning session to end just 0.56 percent higher.

The sub-index of the Hang Seng tracking energy shares dipped 1.4 percent, the financial sector ended 0.5 percent lower and the property sector dipped 0.99 percent.

The top gainer on the Hang Seng was BYD Co Ltd, which rose 3.62 percent.