Chinanews, Beijing, December 19 – As most of the Chinese white collars can’t afford the time for dating due to their demanding jobs, online matchmaking agencies have become more and more popular. However, many Chinese also seek one-night stands or extramarital sex via the Internet.It is estimated that 70% of one-night stands nowadays result from online chats.So far, matchmaking has become a huge industry in China, with nearly 30,000 matchmaking agencies, including 6,000-odd online ones.Most of the post-1980s generation prefer online to traditional matchmaking..