February 1, 2024 i9u4v89w NFC group control panel newly added function descriptions related to partition group control
February 1, 2024 i9u4v89w WC series products upgrade cloud intelligent controller & energy management function
February 1, 2024 i9u4v89w AIRTEk assisted the commercial building to complete the replacement of nearly 20 years old monitoring software and upgrade it to a smart building
