Strategies to reduce HR expenses depend on multiple factors, including labor costs, employee skill levels, local labor market conditions, and laws and regulations. Therefore, the choice of which nationality to hire is not determined by a single factor. Here are some aspects to consider: 1. **Labor costs**: Some countries have relatively low wages, and hiring employees from these countries may reduce expenses. For example, Southeast Asia, South Asia, and some Eastern European countries generally have lower labor costs. 2. **Skills matching**: It is crucial to select employees with relevant skills and experience. If a country or region has strong competitiveness in a specific field, although the cost may be slightly higher, it may increase efficiency and productivity in the long run. 3. **Remote work**: If feasible, consider hiring employees from all over the world remotely, so that you can take advantage of the cost advantages of different regions. 4. **Laws and regulations**: Different countries and regions have different laws and regulations on hiring foreign employees, including visa requirements, tax policies, etc., which will affect the overall HR cost. 5. **Culture and language**: When hiring across borders, you also need to consider cultural and language differences, which may affect communication efficiency and teamwork. 6. **Recruitment and training costs**: Given the costs of recruiting, training, and employee turnover, employees in certain countries may appear cheap in the short term, but may increase expenses in the long term. When making a decision, it is recommended to conduct a comprehensive cost-benefit analysis and consider the above aspects to find the best human resource strategy.