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Awọn ibeere ibora:
1. Pipadasẹhin opitika film film
2. Anti fingerprint, mabomire ati egboogi-eefin fiimu
Awọn iye Eto Zhenhua:
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Pese ohun elo ibora ti o baamu ati atilẹyin imọ-ẹrọ ibora mojuto fun awọn aṣelọpọ ile-iṣẹ ati awọn alabara.
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Pese awọn iṣeduro ti o munadoko, didara-giga ati iye owo-doko fun isọdọtun ilọsiwaju ati awọn iwulo idagbasoke ti ile-iṣẹ naa.