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Here are some specific examples of how marketing, HR, and finance can contribute to successful supply chain management:

Marketing: Marketing can help to ensure that the supply chain is aligned with customer demand by conducting market research, understanding customer needs, and forecasting demand. They can also help to develop and implement marketing campaigns that promote products and services, which can lead to increased sales and demand.
HR: HR can help to ensure that the supply chain has the right people in the right places by recruiting, hiring, and training qualified employees. They can also help to create a positive work environment that motivates and engages employees, which can lead to improved efficiency and productivity.
Finance: Finance can help to ensure that the supply chain is cost-effective by developing and implementing budgets, forecasting cash flow, and managing risk. They can also help to identify opportunities to reduce costs, which can improve profitability.
Here is an example of an international firm that successfully manages its supply chain:

Apple: Apple is a multinational technology company that designs, develops, and sells consumer electronics, computer software, and online services. Apple has a global supply chain that spans the globe, with suppliers in over 40 countries. The company uses a variety of techniques to manage its supply chain, including demand forecasting, inventory management, and risk mitigation. As a result, Apple is able to deliver products to its customers in a timely and cost-effective manner.
By effectively managing the supply chain, businesses can improve their efficiency, productivity, and profitability. They can also improve customer satisfaction by ensuring that products are available when and where customers need them.