When did Zhang Yin learn calligraphy?

30 years old. According to Sohu Entertainment. Com, Zhang Yin is an actress from China, born on March 28th, 1987. She graduated from Nanjing Art Institute, majoring in music. She once took part in a singing contest and won an award. At the age of 30, Zhang Yin began to learn calligraphy and painting, and occasionally basked in her works in the Weibo.