According to a Chinese news source, "Korean actor Joo Jin Mo and Chinese actress Zhang Li have been seen together in Japan."  They reported, "The two people have been spotted at an airport in Sapporo on February 1 and later went to a hotel together.  They enjoyed shopping and traveling together."

Following this, Joo Jin Mo's agency confirmed the relationship, "It is true Joo Jin Mo and Zhang Li are dating.  They met after filming a Chinese movie together. After Zhang Li came to Korea and Joo Jin Mo helped her, they became close."

Congratulations!