Ka la 4 Pulungoana, kotopo ea pele ea litsela tse 8 ea profinse - kotopo ea Xiao Ling e hahiloeng ke sehlopha sa Shandong e lebelo le borokho e qetile mesebetsi eohle.Ona ke projeke e 'ngoe ea bohlokoahali ea meralo ea motheo eo Shantui Janeoo a e entseng.

kotopo ea Xiaoling e bohareng ba morero oa katoloso o ka boroa oa East Second Ring Road, o tšela Xinglongshan bohareng ba toropo, o kopanya leboea le leboea ho kotopo, o hokahanyang boroa le boroa ka karohano ea Xiaoling. ho kopanya Tai Ling Tunnel, litsela tse peli tse robeli karohano tseleng Tunnel, mola le letšehali, le letona mola bolelele ba limithara tse 1000, letlooa bophara ba 17,6 limithara tse, profinseng ea kotopo tšoanang ka kotopo kholo ka ho fetisisa cross-karolo Highway.Ts'ebetsong ea Tsela e Sireletsehileng ea ho tšela ka Xiaoling Tunnel.

Ts'ebetso ena ea kaho ea kotopo, Shantui Janeoo e nang le lihlopha tse peli tsa semela sa ho kopanya konkreite, likhoeli tse peli pele ho kemiso ho feta moralo oa pele oa ho qeta mokhoa oohle oa phepelo ea konkreite, mokhoa ona o ile oa paka: Shantui Janeoo thepa e sebetsang hantle tlhahiso , Ts'ebetso e tsitsitseng le e ka tšeptjoang.