Situation of copyright protection of scientific periodicals in Shanghai during the journal digitalization

We made a survey on copyright protection status of scientific periodicals in Shanghai,including cooperative protocols with mainland or oversea electronic publishing agencies on online publishing and digital copyright protection.Based on stratified analysis,we found that the journals that have cooperative protocols with oversea electronic publishing agencies have more copyright protection measures and consciousness.We point out the existing problems on copyright protection in scientific periodicals in Shanghai,and raise some suggestions.