June 2020
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Chang Tsi & Partners is listed among the Top 10 Opposition Filing Agencies with the Highest Win Rate

According to the statistics of, 27,490 opposition filed from January 1 to April 14, 2020 have been decided by China Trademark Office, of which 26,636 oppositions were filed through agencies. 10,583 oppositions were justified or partially justified by China Trademark Office, taking a proportion 39.73%, which shows the average success rate.

The top 10 opposition filing agencies were also listed and Chang Tsi & Partners is on the list. Remarkably, Chang Tsi & Partners success rate is 52.33%, significantly higher than the official average rate of 39.73% and ranked as No. 1 among the listed top 10 agencies.

Sources of data白兔商标查询)

15th Anniversary of Chang Tsi & Partners --