The Sino -japan and Sino -america negotiations over commercialtreaties since 1902 were a beginning for China to receive mutual protection for copyright.
1902年开始的中日、中美商约谈判过程中,日、美先后提出版权保护要求。
2
Under the state immunity doctrine, both domestic laws and international treaties preclude a states immunity where it engages in commercial transactions to pursue profits.