Pa Disembala 16, 2020, maprofesa aku Shanghai Tongji University adatsogolera gulu la akatswiri kuti lichezere kampani yathu. Bambo Zhao Xuecheng, General manager wa Yonker Medical, ndi Bambo Qiu Zhaohao, woyang'anira R&D dipatimenti analandiridwa ndi manja awiri ndipo anatsogolera atsogoleri onse kukaona Y...