xia qinglin, secretary of the party committee of tianjin binhai high-tech zone and director of administrative committee, visited the northern china headquarters of edri
source: 本站 date issued： 2021-10-21 page view: 2000
on october 18, 2021,xia qinglin, secretary of the party committee of tianjin binhai high-tech zone and director of administrative committee, visited the northern china headquarters of edri.
