“…It states that institutional factors such as governmental regulation, market requirement and social expectations play an important role in companies' behavior. In the socio-political sphere, Liu et al believe that policies, social pressure and expectations from special stakeholders are often a decisive factor in corporate behavior, while competitors, suppliers and consumers are often the influential factors [28]. Under environmental protection pressure, companies' environmental strategies and management performance are affected by factors such as energy price [30], market competition [31], the carrying out of order and control policies or those with market incentives [32], regional differences [33], etc.…”