MTR CORPORATION (00066.HK) +0.200 (+0.716%) Short selling $37.07M; Ratio 26.480% has been progressing with works to further upgrade the 5G mobile network in MTR stations since last year. 3.3 and 3.5 GHz, i.e. 5G “Golden Spectrum”, had been added to eight MTR stations for passengers to enjoy a faster and smoother mobile service at these stations and during the connecting journeys. Leveraging the high capacity, high speed and low latency of the 5G “Golden Spectrum”, MTR CORPORATION will introduce large-scale live stream and interactive advertisements as well as AI games in four stations where passengers can interact with brands.(HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2025-06-27 16:25.)