It-2 Sular, Bini 1, Nru. 30, Triq Pingbei First, Park Industrijali ta' Teknoloġija Għolja ta' Nanping, Distrett ta' Xiangzhou, Zhuhai, iċ-Ċina
Protoga Business Center｜Room 506, Guohuo Center, Nru 2789, Binhai Avenue, Huangdao District, Qingdao, Shandong, Ċina
Laboratorju tar-Riċerka u l-Iżvilupp ta' Protoga｜Bini tar-Riċerka, Tsinghua i-Tech Park, Nru. 1 Triq Songpingshan Xindong, Distrett ta' Nanshan, Shenzhen, iċ-Ċina
Protoga Factory｜Building1, No.30, Gongbei First Road, Nanping Hi-tech Industrial Park, Xiangzhou District, Zhuhai, Ċina
