Pakistan, Bangladesh and Sri Lanka will use the money they earn from selling these items on the global market to:

1. Invest in infrastructure development: Pakistan, Bangladesh, and Sri Lanka can use the money earned from selling items on the global market to invest in infrastructure development such as roads, bridges, ports, and power plants. This would help improve connectivity within and outside their countries, facilitate trade, and promote economic growth.

2. Enhance education and skill development: Another potential use of the earnings could be investing in education and skill development programs. This would help improve the quality of education, increase access to education for all, and provide training for various industries. A well-educated and skilled workforce would contribute to economic advancement and competitiveness in the global market.

3. Promote industrialization and manufacturing: The earnings can also be utilized to promote industrialization and manufacturing sectors. Countries can provide incentives to attract foreign investment and set up industries in sectors like textiles, garments, electronics, and automotive. This would create job opportunities, generate revenue, and diversify their economies.

4. Boost agricultural productivity: Investing in improving agricultural infrastructure, research and development, and providing farmers with essential resources can lead to increased agricultural productivity. This would not only ensure food security but also open up opportunities for exporting agricultural products globally, thereby generating more income for the countries.

5. Support healthcare and social welfare programs: Allocating funds to healthcare and social welfare programs could help improve healthcare facilities, provide access to affordable and quality healthcare, and enhance the overall well-being of their populations. This would contribute to the human capital development and improve the living standards of the people.

6. Enhance technology and innovation: Investing in research and development, technology transfer, and innovation can help these countries stay competitive in the global market. It would lead to the development of new products, services, and technologies, creating opportunities for growth and generating higher revenues from the global market.

7. Reduce poverty and income inequality: Utilizing the earnings to implement poverty alleviation programs and promote income redistribution measures can help reduce poverty and income inequality. This would ensure that the benefits of economic growth are shared more equitably among the population.

Overall, the money earned from selling items on the global market can be used to drive economic growth, improve social welfare, enhance infrastructure, and create sustainable development opportunities for Pakistan, Bangladesh, and Sri Lanka.