Covphau ntawv tuav qibyog ib hom phau ntawv tuavthaivuas yog ib qho yooj yim mus use thiab nqa. Feem ntau nws tso siab rau cov neeg ua haujlwm nqa ntau tons ntawm cov khoom. Nws tau siv dav hauv cov chaw tsim khoom, mines, chaw tsim kho, kev ua liaj ua teb, chaw thau khoom, chaw khaws khoom, tshwj xeeb tshaj yog qhib cua thiab tsis siv hluav taws xob; nws tuaj yeem ua ke nrog cov tsheb laij teb monorail los tsim phau ntawv nqa nqa cov tsheb thauj khoom, tsim rau kev thauj mus los monorail, thiab lwm yam.
Covphau ntawv tuav qib can also be applied to special specifications such as large tonnage and explosion-proof type. It is suitable for outdoor harsh environment and operation without power supply. It has high safety performance. Covgearbox and handwheel cover are resistant to external impact, equipped with world-class load chain, advanced structure and beautiful appearance. Small size, light weight, easy to carry, low hand pull, high mechanical efficiency, high body toughness, simple internal structure, using aluminum integrated structural frame, easy to disassemble and easy to maintain.
Manual lever thaiv have features and advantages that other lifting tools do not have. Chain hoists and electric hoists have many uses. But they cannot substitute for each other. After all, the  lever thaivyog phau ntawv, yog li lub zog feem ntau tsis xav tau. Hluav taws xob hoist feem ntau siv hauv cov chaw tsim khoom, kab sib dhos thiab lwm yam xwm txheej. Vim tias nws tau siv ntau zaus, nws tuaj yeem txo cov nqi zog.