1. Hlahloba ka hloko tlhahisoleseding ea sehlahisoa, e kang e tloaelehileng, thepa, pipe ea tšepe e se nang moeli kapa pipe ea tšepe ea Korea, palo ea limithara, palo ea likotoana, bolelele, joalo-joalo, ho bona hore na boitsebiso bo hlokahalang bo phethiloe.
2. Bakeng sa tlhaiso-leseling ea lengolo-tsoibila e rometsoeng ke bareki, re tla e kenya tsamaisong ea bareki ba k'hamphani ea rona, joalo ka ho kenya tlhahisoleseling ea WhatsApp le mecha ea litaba ea sechaba, e le hore re ka ikopanya le bareki ka nako le ho buisana ka liodara.
3. Hlophisa lipotso tsa bareki 'me u etse mantsoe a qotsitsoeng. Ts'ebetsong ena, re tla li romella ho sehlopha sa rona sa barekisi, bafani ba liphaephe tsa tšepe tsa carbon, bafani ba liphaephe tsa alloy, barekisi ba lipeipi tse cheselitsoeng, le ho buisana le lik'hamphani tse tsamaisang thepa ea leoatleng kapele kamoo ho ka khonehang, ho kopanya litheko tsohle, le ho khetha theko e tlase, nako e loketseng ea ho tlisa thepa, k'hamphani e ntle ka ho fetesisa ea thepa, jj.
4. Ha re balile litaba tsena tse rarahaneng, re tla u fa tokomane e khuts'oane, e khuts'oane, le e ntle eo u ka e sebelisang. Ena ke tlhompho ea rona ho motsoalle e mong le e mong oa bareki.
5. Sehlopheng sa rona, re tla qala ho sebetsa 'moho hang ha re fumana potso ea hau. Ena ke tiisetso eo sehlopha se ka u fang eona. Re leka ka matla ho u fa khotheishene e ntle ka ho fetisisa nakong ea lihora tse 24. Ka linako tse ling mofani oa thepa o hloka ho nahana ka palo e fokolang ea taelo, mefuta e rarahaneng, le lihlahisoa tse sa tloaelehang, tse tla nka nako. Ka kopo utloisisa.
6. Qetellong, ke kopa ho tsebisa k'hamphani ea ka: Tianjin Zhengneng Pipe Industry Co., Ltd., mofani oa thepa ea nang le phihlelo ea ho fana ka lipeipi ka lilemo tse fetang 30. Tataiso ea lits'ebeletso tsa k'hamphani ea rona: ts'ebeletso e le 'ngoe ea ts'ebetso e felletseng, ho boloka nako le litšenyehelo tsa bareki ho tsoa taolong ea thepa e tala, ho paka, ho penta, ho tsamaisa thepa, joalo-joalo. Khampani ea rona e boloka lithane tse 200,000 tsa liphaephe tsa carbon steel ka khoeli. Lihlahisoa tse ka sehloohong ke lipeipi tsa boiler, lipeipi tsa liphaephe, casing ea oli, lipeipi tse petsolang oli, lipeipi tse futhumatsang mocheso le lipeipi tsa mochini. Litekanyetso tse ka sehloohong le limaraka tsa tšepe liASTM A335 P5, API5L GRB, ASTM A106grb, EN10216-1 P235TR1, ASTM A192, joalo-joalo. Sheba lethathamo le latelang bakeng sa kenyelletso: