/news/b/photos/archive/2019/04/10/representatives-of-zhongguancun-technopark-visit-skolkovo.aspxZhai Lixin, head of Zhongguancun, China's largest and oldest national science and technology park, visited the Skolkovo Innovation Center. Zhongguancun and Skolkovo have been cooperating since 2012, when a cooperation agreement was first signed7.x Production