Otal ɗin yana cikin Belitung, Indonesia, wanda ya mamaye faɗin murabba'in mita 100,000, an raba shi zuwa babban gini, gidan ƙasa, gidan ruwa, ƙungiyoyin gine-gine guda uku, babban ginin yana da jimillar benaye 7, ɗakuna 180 na yau da kullun, gidan ƙasa 48, gidan ruwa 32, jimillar jarin Yuan miliyan 800, injiniyan gine-gine na China ya kammala babban ginin!
Saboda yanayin muhalli da yanayi na musamman, muna buƙatar la'akari da rufin zafi, rufin sauti, juriyar matsin lamba na iska, da kuma juriyar yanayi na samfurin a cikin ginin.
Cikakken saitin kayan aiki da muke amfani da shi a waje na Jamus Sergiliya, kauri na bango mai girman 3.0mm, saman an yi shi ne da foda na Dutch Acsu, zai iya jure shekaru 30, gilashin an yi shi ne da gilashin azurfa mai girman 8mm + 8mm mai rufi LOW-E mai kauri biyu,