An sanya shi a ƙarshen wutsiya na bututun magudanar ruwa, bawul ɗin murɗa yana da aikin hana cikar ruwa na waje. Bawul ɗin murɗa galibi ya ƙunshi sassa huɗu: wurin zama, farantin bawul, zoben hatimin ruwa da hinge. An raba siffofi zuwa da'ira da murabba'ai.

. Matakan magudanar ruwa: Magudanar ruwa daga rijiyoyin magudanan bututun hayaƙi na asali, babu ƙarin na'urorin magudanar ruwa

An kafa kamfanin Tianjin Tanggu Jinbin Valve Co., Ltd a shekara ta 2004, yana da babban jari mai rijista na yuan miliyan 113, ma'aikata 156, dillalan tallace-tallace na kasar Sin 28, wanda ke da fadin fadin murabba'in murabba'in mita 20,000 gaba daya, da murabba'in mita 15,100 na masana'antu da ofisoshi. Yana da wani bawul manufacturer tsunduma a cikin ƙwararrun R&D, samarwa da tallace-tallace, wani hadin gwiwa-stock sha'anin hada kimiyya, masana'antu da cinikayya.

Kamfanin yanzu yana da lathe na tsaye na 3.5m, 2000mm * 4000mm mai ban sha'awa da injin niƙa da sauran manyan kayan aiki, na'urar gwajin bawul mai aiki da yawa da jerin cikakkun kayan aikin gwaji.