1. Tabbatar da aminci da daidaito,ma'aikacin sada zumunci;
2. Babban aiki yadda ya dace,m frame;
3. Kulawa da dacewa,kyakkyawan bayyanar;
4. Anticorrosive surface jiyya,dace da tashar jiragen ruwa da yanayin aiki na teku.
5. Alamar abubuwan da aka tabbatar.
6. Keɓaɓɓen dyi murabus bisa ga buƙatarku.
7, Ci gaba a cikin lokaci bayan-tallace-tallace goyon bayan.