Developing Telecoms Newsletter Sign Up Keep up-to-date with the latest telecoms news in emerging markets globally. Subscribe to Developing Telecoms' FREE weekly newsletter. Afghanistan Bosnia and Herzegowina Cook Islands Samoa South Sudan, Republic of Sweden Uruguay Business/Industry/Finance User * Your personal data will not be shared with third parties. Click here to view our privacy policy. 2634 Image credit: Chuck Moravec - Sao Tome 9, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=52926624 Sao Tome and Principe’s incumbent provider CST (Companhia Santomense de Telecomunicacoes) has announced the expansion of its fibre optic network to the north of the island nation.