HAIFA : ZIM Integrated Shipping Services reported a sharp improvement in its second-quarter financial performance, with net income surging 170% and revenue reaching approximately $1.8 billion.The strong results reflect improved earnings across the container shipping business, supported by freight-rate conditions, cargo volumes and the company's ongoing efforts to manage capacity and operating costs.ZIM's performance comes against a backdrop of continued volatility in global container shipping. Changes in vessel deployment, trade routes, geopolitical disruptions and fluctuations in freight rates have continued to influence carrier profitability.The significant increase in net income highlights the impact . . .