India's Sontan is produced by imitating Pfizer Sunitinib of the United States under the protection of India's compulsory patent license, and there is no need to pay high research and development costs, so it saves huge costs. Naturally, the price of Sunitinib in India is much cheaper. And the composition and efficacy of the drug are comparable to those of Pfizer Sotan. Sunitinib copied by natco, India, with the trade name of Sutinat, with the specification of 12.5 mg and 28 tablets, which is 75 US dollars, equivalent to RMB 5 yuan; Specification 25mg 28 tablets, 9 US dollars, 6 yuan; Specifications 5mg 28 tablets, US$ 149.5, equivalent to RMB 1 yuan.