at the moment , the shanghai stock exchange possesses an electronic computer system that handles 1800 transactions per second , and securities transactions are comprehensively implemented by computer automatic competitive price transactions , while a special purpose space satellite and earth laser fiber optic data transmission stereo communications network has been established ; there has been a comprehensive implementation of a no-paper system for securities transactions , and an automatic ownership transfer system has been implemented , along with same day accounts settling , and a central registration accounts closing system comparable to international standards has been formed .