Site na Ọgọst 7thruo Ọgọst 8th2018, ndị ahịa Philippines anyị gara ụlọ ọrụ anyị. Ha sitere na EEI, nnukwu ụlọ ọrụ na-ewu ụlọ na Philippines, Ọrụ Piping Modern, UTPC, ngwaahịa plastik abụọ a ma ama, akụrụngwa, sistemu na ụlọ ọrụ ntinye na mba a. Anyị nwere mkparịta ụka obi ụtọ na ha ga-enwewanye nnukwu ụlọ ọrụ na ọrụ geosynthetics na ntinye ọrụ n'ọdịnihu dị nso. Karịsịa na ọrụ mkpofu ahịhịa, anyị nwere mkparịta ụka elekwasị anya n'ihi na azụmahịa a na-amalite ịba ụba ugbu a na Philippines.
Oge nzipu: Sep-28-2022