tuuina atu e sili ona lelei o le 2016/2017 Donation Certificate (Completion of Changkang Primary School in Xiangyin County) pisinisi itumalo Guangdong o le tausia o feagaiga ma faataua aitalafu Maualuga-tech Tusi Faamaonia Enterprise TA Tusi Faamaonia ISO 9001: 2015