Group 1 - The company provides customized MFT transformers, with power and specifications adjusted according to specific customer requirements [2] - An investor inquired about the maximum frequency capability of the MFT transformers and the current research progress on high-voltage high-frequency transformers [2] - The company responded on the investor interaction platform regarding the specifications of their MFT transformers [2]

Core Viewpoint - The company is currently providing MFT transformers to its clients [1] Group 1 - The company is identified as 京泉华 (Jingquanhua) with the stock code 002885.SZ [1]