Core Viewpoint - The announcement indicates that Lanke High-tech (601798.SH) has received warning letters from the Gansu Securities Regulatory Bureau regarding issues related to China Energy Engineering Group and its personnel, highlighting concerns over non-compliance in disclosing related party transactions and non-operational fund occupation [1] Group 1 - Lanke High-tech received warning letters from the Gansu Securities Regulatory Bureau on October 31, 2025 [1] - The warning letters were issued to both China Energy Engineering Group and Lanke High-tech, specifically addressing Liu Bin and Duan Yulin, as well as Zhou Chunping [1] - The investigation revealed that China Energy Engineering Group and Liu Bin failed to cooperate with Lanke High-tech in disclosing related parties and related transactions [1]
蓝科高新前任控股股东、公司及相关责任人收到甘肃证监局警示函