Kathmandu, 2 July: It has been reported that foreign nationals planning to go to China for economic, trade, education, science and technology, sports and cultural purposes will have some ease. Now, those who want to go to China for such purpose need not have to show the invitation letter issued by the relevant Chinese body to obtain visa. The Chinese embassy here, issuing a statement on  Friday stated that no invitation letter was required to visit China for the above mentioned purpose. People's News Monitoring Service