Why didn't the Yangtze River Nuclear Power Station recruit Hainanese?

When recruiting for the society, the Yangtze River Nuclear Power Station has no requirement for the place of household registration, and it is also recruiting Hainan people.

Changjiang Nuclear Power Station generally refers to Hainan Changjiang Nuclear Power Station, which can accommodate the construction of four large nuclear power units, with a total investment of nearly 654.38+09 billion yuan, which is jointly funded by China National Nuclear Corporation and China Huaneng Group Corporation.