When did Hua Chenyu announce the 20 17 concert?

Does the subject want to ask "When will Hua Chenyu announce the 20 17 concert"? 201710 June 13. According to the introduction of Mars Concert in Hua Chenyu, it was learned that: 20 171June13,20 14 Hua Chenyu 2017 Mars Concert was held in Wukesong Gymnasium, Beijing, Hua Chenyu. Hua Chenyu,1was born on February 7th, 990 in Shiyan, Hubei Province. He is a male pop singer and musician in China and graduated from Wuhan Conservatory of Music.