Gu Man who wrote the source novel also writes the screenplay in collaboration with Mo Bao Fei Bao.
It was the first drama to achieve over 3 hundred million views online in one day. It was also the highest rated drama for Jiangsu TV in 2015.
The younger versions of Mosheng and Yichen were supposed to be acted by two unknown newcomers, but after behind-the-scenes photos were leaked, netizens criticized the actors' appearances, "During the seven years, does this mean they went to South Korea for plastic surgery?" Both Tiffany Tang and Wallace Chung expressed their desire to film their own university-era character versions, so the original footage was scrapped, and university-era scenes were filmed in September 2014.
The romanization of the Chinese title 'He Yi Sheng Xiao Mo' includes a combination of the names of the main characters He Yi Chen and Zhao Mo Sheng.
My Sunshine is a huge success in China with over 10 billion views online.