Complex sentence: Zhejiang Cancer Hospital offers medical services to cancer patients of Zhejiang province and nearby regions for decades since its establishment by the Chinese government in 1963 as one of the four earliest cancer hospitals in China.
Split into simpler sentences: Zhejiang Cancer Hospital offers medical services to cancer patients from Zhejiang province and nearby regions. The hospital established by the Chinese government in 1963 as one of the four earliest cancer hospitals in China.