Since 2001, the core personnel of CEC (former designers of Taichang Group Research Institute) have carried out the tower structure design and tower structure drawing. Up to now, nearly 1000 base tower construction drawings have been drawn for State Grid Corporation of China, Zhejiang Electric Power Design Institute, East China Electric Power Design Institute, Fujian Yongfu Engineering Consulting Co., Ltd., etc. He has experience in drawing structural drawings of the world's highest 220kV Zhoushan Continental Interconnection Project large span steel tube tower and 1000kV Jindongnan Nanyang Jingmen UHV AC Test Demonstration Project angle steel tower.