About Chang Tsi & Partners
Chang Tsi & Partners is a Chinese law firm specialising in intellectual property operating in mainland China. It publishes its services openly on its own website and serves domestic and international brands.
Its published services include commercial investigations, conducting trademark infringement investigations and evidence collection, administrative actions including raids of manufacturers and vendors of counterfeit products and market investigations for infringement cases.
Its own site also lists intellectual property due diligence in transactions and states that it assists in market investigations and evidence collection for infringement cases; it does not single out one headquarters city on the page read, so city and state are left NULL.
Its published services include commercial investigations, conducting trademark infringement investigations and evidence collection, administrative actions including raids of manufacturers and vendors of counterfeit products and market investigations for infringement cases.
Its own site also lists intellectual property due diligence in transactions and states that it assists in market investigations and evidence collection for infringement cases; it does not single out one headquarters city on the page read, so city and state are left NULL.