On November 8th, the 2019 Trusted Block Chain Summit was held at Crowne Plaza Beijing Youtang. The president of China Information and Communication Research Institute, Liu Duo, said at the opening ceremony that China’s Xintong Institute has now more than 340 blocks at home and abroad. The chain organization cooperated and led the establishment of 19 project teams. It has released 11 white papers and 9 technical specifications. It has developed the world's first cross-platform blockchain performance benchmarking tool trusted and bench, and completed three batches of 60. Multiple blockchain product testing.