Uniondeb a phragmatiaeth, cyfrifoldeb o ansawdd, arloesi effeithlon, cydweithrediad ennill-ennill
Rhif 1. Zhongyi Avenue, Gulin Town, Haishu District, Ningbo, Zhejiang, China.
david@pntech.com.cn
+86 574 27975188
+86 18106639299