Hangzhou, capital of East China's Zhejiang province, announced that it will establish an innovation center in Silicon Valley in the United States on April 11.
A performance tour to Central and Eastern European countries, given by Hangzhou Philharmonic Orchestra, came to an end in Hungary on April 27.
A photo exhibition held in celebration of the 20th anniversary of the relationship between Nice and Hangzhou opened at Hangzhou Civic Center on May 6.
Hangzhou is to issue 40,000 metro cards featuring the Hangzhou cityscape in New York City.
A top Mexican university on May 14 set up a national technology exchange center in Hangzhou to turn its technological research into reality.