Sekoaelo sa mokoti ke poleiti e suthehang, 'me sekoahelo se ka etsoa ka holim'a lesoba la lesoba ho thibela mang kapa mang kapa ntho leha e le efe ho oela, le ho thibela batho ba sa lumelloeng le thepa ho kena.Likoahelo tsa manhole a bohlale (kapa likoahelo tse bohlale tsa manhole) li kopanya likoahelo tse bohlale tsa manhole tsamaisong e ikhethang ea ho beha leihlo.Mosebetsi o ka sehloohong oa sekoahelo sa mokoti o bohlale ke ho lemoha ho buleha ha sekoahelo sa mokoti le ho romela alamo ho tsamaiso ea ho shebella.Likoahelo tsa manhole a bohlale ke karolo ea bohlokoa ea litoropo tse bohlale 'me li tla atolosa sebaka sa mmaraka ka potlako ka nts'etsopele ea Marang-rang a Lintho.Ka 2020, 'maraka oa lefats'e o koaheletsoeng ka manhole o bohlale ke lidolara tse limilione tse xx tsa Amerika,' me e lebelletsoe ho fihla ho lidolara tse limilione tse xx bofelong ba 2026, ka sekhahla sa kholo ea selemo le selemo sa xx% nakong ea 2021-2026.(Sena ke sehlahisoa sa rona sa morao-rao. Tlaleho ena e boetse e sekaseka tšusumetso ea COVID-19 'marakeng o bohlale oa sekoaelo sa manhole le ho e nchafatsa ho latela maemo a hajoale (haholo-holo esale pele)) Tlaleho ea lipatlisiso e kopanya tlhahlobo ea lintlha tse fapaneng tse khothalletsang kholo ea 'maraka.E theha mekhoa, litšitiso le matla a ho khanna a fetolang 'maraka ka tsela e ntle kapa e mpe.Karolo ena e boetse e fana ka likarolo tse fapaneng tsa 'maraka le lits'ebetso tse ka amang mmaraka nakong e tlang.Lintlha tse qaqileng li itšetlehile ka mekhoa ea morao-rao le liketsahalo tsa bohlokoa tsa histori.Karolo ena e boetse e fana ka tlhahlobo ea 'maraka oa lefats'e le tlhahiso ea mofuta o mong le o mong ho tloha 2015 ho ea ho 2026. Karolo ena e boetse e bua ka tlhahiso ea sebaka se seng le se seng ho tloha 2015 ho ea ho 2026. Litheko tsa mofuta o mong le o mong li kenyelelitsoe tlalehong ho tloha 2015 ho ea ho 2026, bahlahisi. ho tloha 2015 ho 2020, libaka ho tloha 2015 ho 2020, le litheko tsa lefats'e ho tloha 2015 ho ea ho 2026. Tlhahlobo e pharaletseng ea lithibelo tse teng tlalehong e ile ea etsoa, ​​​​e bapisoang le mokhanni, 'me ea siea sebaka sa moralo oa leano.Lintlha tse koahelang kholo ea 'maraka li bohlokoa, hobane hoa utloahala hore lintlha tsena li tla rala litsela tse fapaneng ho nka menyetla e nang le phaello e teng' marakeng o ntseng o hola.Ho phaella moo, maikutlo a litsebi tsa 'maraka a ne a utloisisoa ka botebo ho utloisisa' maraka hantle.Libapali tse ka sehloohong 'marakeng li kenyelletsa Pipelife, X-LOGIC, Tianlong Technology, Xinguang Information Technology, Shenzhen Chong Technology, Hangzhou Youruo Technology, Kamehla U Theha Tšireletso, Yuandi Technology, joalo-joalo Tlaleho e fana ka tlhahlobo e tebileng ea kholo le tse ling. Lintlha tse mabapi le 'maraka o bohlale oa sekoaelo sa manhole libakeng tsa bohlokoa, ho kenyeletsoa United States, Canada, Germany, France, United Kingdom, Italy, Russia, China, Japan, South Korea, Taiwan, Southeast Asia, Mexico le Brazil.Libaka tse kholo tse koahetsoeng ke tlaleho ke Amerika Leboea, Europe, Asia Pacific le Latin America.Tlaleho e hlophisitsoe ka mor'a ho shebella le ho ithuta lintlha tse fapaneng tse khethollang kholo ea sebaka (joaloka boemo ba moruo, tikoloho, sechaba, theknoloji, le lipolotiki tsa sebaka se itseng).Bahlahlobisisi ba ithutile lekeno, tlhahiso le lintlha tsa moetsi sebakeng ka seng.Karolo ena e sekaseka chelete e kenang le bophahamo ba sebaka nakong ea bolepi ho tloha 2015 ho isa 2026. Litlhahlobo tsena li tla thusa babali ho utloisisa boleng bo ka bang teng ba matsete a sebaka se itseng.Karolo ena ea tlaleho e supa baetsi ba ka sehloohong 'marakeng.E ka thusa babali ho utloisisa maano le tšebelisano ea libapali tse shebaneng le tlholisano ea 'maraka.Tlaleho e felletseng e sekaseka mmaraka ho tsoa ponong e nyane.Babali ba ka tseba sebaka sa moetsi ka ho utloisisa lekeno la lefats'e la moetsi, theko ea lefats'e ea moetsi, le bophahamo ba tlhahiso ea moetsi nakong ea kemiso ho tloha 2015 ho isa 2019.