EDF's communication regarding the Taishan Nuclear Power Plant 's No . 1 reactor... On 22 July 2021, TNPJVC- a joint venture owned by CGN (70 %) and EDF (30 %) responsible for the operation of the Taishan nuclear power plant -held a meeting of its Board of Directors... Following the detection of unsealed assembly rods in reactor No . 1 of the Taishan power plant, EDF teams, who contribute their expertise and skills, analysed the data provided by the operator, particularly the data relating to the chemical composition of the primary circuit water, and assessed its consequences particularly in relation to the evolving nature of the situation.