Berlin: Volkswagen CEO ​Oliver Blume ​thanked staff for their ​efforts to cut costs at a workers' assembly in Emden on ‌Wednesday, ⁠one of ⁠five German plants threatened with ​closure, but said more needed to ​be done."This journey is not over. Because we ​not only ⁠measure ourselves against ‌our own past ​performance. ​We measure ourselves against ⁠the best locations in Europe," ​Blume told staff, according to ​excerpts of his speech shared by the company.Also Read: China's Moonshot in talks with Microsoft, Amazon, Google over K3 revenue sharing, sources say"Labor costs today are more than double those ‌of comparable European locations. And when it comes ​to ​factory ⁠costs, other plants are still significantly cheaper. This is not a criticism - ​it is the reality against which we must measure ourselves," Blume said.Also Read: Meta, US states weigh deal over claims it designed Instagram, Facebook to hook young users: Report