DD MATS'ELISOhape e amohetsoe ke setifikeiti sa ISO 9001 le ts'ebetso ea lifeme e etsoang ho latela maemo a 6S.DD MATS'ELISOli lumellana le DIN le litekanyetso tsa machaba, ho fana ka mefuta e mengata ea lihlahisoa.
Thepa ea anti-corrosion e sebelisana le theknoloji ea Jeremane, ts'ireletso ea tikoloho, anti-acid, mongobo le ho hanyetsa mocheso, mebala e fapaneng, tlhahlobo ea spray-spray e se e fihlile lihora tse 3,000.
Li-fasteners tsa DDe na le sistimi e ikemetseng ea taolo ho tloha ho lisebelisoa tse tala ho isa lihlahisoa tse felileng mme e na le lisebelisoa tse felletseng tsa tlhahlobo ea boleng.
DD FATENERe boetse e nka boemo bo ka sehloohong bo nang le li-rotary side Vickers, micro hardness, lisebelisoa tsa digital tsa Rockwell, mochini oa liteko o tsitsitseng, mochini oa ho itšeha oa metallographic, mochine o potlakileng oa ho phunya, sesebelisoa sa ho lekanya setšoantšo, mochini oa teko oa ho hula le kamore ea teko ea letsoai le mochini oa electroplated jj.