The Chinese company, the world’s largest solar panel maker during 2011, said earlier this week that it had replaced Shi with Susan Wang, already a company director.

Shi, who had stepped down as chief executive in August last year, would remain a director at Suntech, according to the company.

However, Shi said in a statement yesterday that the board’s decision was “misconceived and unlawful” and that it had “no legal basis” and “no effect”.

He