TOKYO -- With more people around the world working and socializing from home due to the coronavirus pandemic, the rivalry between Chinese and U.S. technology companies has expanded into the area of teleconferencing.
Coronavirus lifts global demand for teleconferencing apps for work and play

Japanese internet ad agency Opt Holding uses DingTalk for a remote meeting with clients.
TOKYO -- With more people around the world working and socializing from home due to the coronavirus pandemic, the rivalry between Chinese and U.S. technology companies has expanded into the area of teleconferencing.