Zoomlion is mainly engaged in the R

中国大学MOOC:"In addition to subsidiaries, Zoomlion has ___________________________ and research institutions in over 40 countries.";

中国大学MOOC:"Zoomlion is mainly engaged in the R&D and manufacturing of advanced technologies and equipment for national key _____________________.";

中国大学MOOC: In the 20 years of its development, Zoomlion maintained a high average growth rate and has now become one of the fastest-growing global construction machinery________________________.