O Aperila 19, o le aʻoaʻoga faʻavae mo mea masonry sima sima ma inisinia faʻainisinia i le sima ma oloa gaosi oloa na faʻalauiloaina aloaia i le QGM aʻoaʻoga faavae. O le aʻoaʻoga faʻavae e faʻamoemoe e faʻaleleia le tulaga atoa o gaosiga ma pulega o le sima sima alamanuia masonry, fatuina se faʻata......
Faitau atiliI le aso 6 o Aokuso, 2023, Hu Youyi, Peresetene o Saina Sand ma Gravel Association, Zhao Jing, Sui Failautusi Aoao o Saina Sand ma Gravel Association, Lin Chen, Failautusi Aoao o Fujian Sand ma Gravel Association, ma Zhang Liantao, Vaega-Taimi Sui O le Failautusi Aoao a le China Sand and Gravel Asso......
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