According to the news on December 4, the "Global Blockchain Patent Report" released by Zero One Think Tank shows that as of October 2019, a total of 1476 applicants worldwide have participated in international patent applications for the blockchain. According to the number of applications, 20 were selected. The company with the most patent applications. The top three companies are Alibaba in China, nChain in South Korea, and Wal-Mart in the United States. In this list, five Chinese companies are on the list, namely Alibaba, Huawei, Tatsun Technology, Ping An Yi Tie Tong and Tencent. There are seven companies in the United States, including Wal-Mart, Visa, MasterCard, Intel, Microsoft, IBN and American Express. Judging from the ranking, Alibaba is more competitive in the global blockchain technology patent field, ranking first in the world with 222 patents, 47% more than the second place nChain.