Urukurikirane rwa EA nubukunguimashini ipima icyerekezoyigenga yatejwe imbere kandi ikorwa na tekinoroji ya Chengli.Irashobora kuba ifite probe cyangwa laseri kugirango igere ku bipimo bya 2.5d, gusubiramo inshuro 0.003mm, no gupima neza (3 + L / 200) μm.Ikoreshwa cyane mugupima imbaho zumuzunguruko wa PCB, ikirahure kiringaniye, modules ya kirisiti yuzuye, ibyuma byuma, ibikoresho bya terefone igendanwa, ibyapa bitwikiriye ibirahure, ibyuma nibindi bicuruzwa.