1. Nengnengen so Materyal
Saray de-kalidad ya carbon crystal wall panels et makinis so tapew da, anggapoy nanengneng ya gasgas, malimpek so liknaan da, tan anggapoy angob. Mantepet nipaakar ed saray sertipikasyon ed kaliberliber antis kan mangaliw.
2. Nengnengen so Tatak
Manpili na kabkabat iran tatak a singa say Oppein, TBB, tan Qiannianzhou pian naseguro so napanmatalkan a kalidad tan serbisyo kayari na panlako.
3. Nengnengen so Epekto na Pankakasakey
Saray de-kalidad ya carbon crystal wall panel et walaan na melag iran gap ed baetan na saray kasukasuan, mabiskeg so itsura da, tan ag tanton mainomay ya onkupas odino onkupas kayari na pangi-install.