Recently, the Shanghai network of easy network technology development limited company and blizzard entertainment limited company computer software copyright license use contract dispute, new civil first instance ruling letter information. The content shows that the applicant's application meets the legal requirements to seize, detain and freeze the property of the respondent Blizzard Entertainment Ltd. valued at more than 139 million yuan, and the case flow shows that the case has been held in Shanghai Pudong New District People's Court several times. Ltd. filed a lawsuit in Shanghai against Blizzard Entertainment Ltd. for violation of a series of license agreements and demanded the refund of 300 million yuan in arrears.