;
● faʻalava maualuga-malosi
● Fa'aaliga Fa'ai'uga e tele galuega (filifiliga)
● Puipuiga o le fausaga atoa mo le pito pito i luma
● Faiga Fa'aeletise
● Microcomputer tu'ufa'atasia faiga pulea
● Otometi faiga lubrication
● maualalo le pisa, maualuga tulaga
● Anti-corrosive uʻamea uʻamea
● Laasaga alumini alumini (Filifili)
● Faiga taʻiala taʻiala maualuga (Patent technology of Guangri Elevator)
● Tele mea faigaluega e tete'e-pinch masini (filifili mo GRRII)
● Fa'ailoga o le tamo'e (Filifili)
● Ta'iala fa'asalalauga leo (Filifili)
● Su'esu'e maualuga o le vai (Filifili mo le escalator i fafo)
● Suau'u-vai vavaeese (Na'o le GRF(W) o lo'o fa'atino galuega)
● Masini fa'avevela (Na'o le GRF(W) o galuega e filifili ai)
● moli eseese ma saogalemu (filifiliga)
Laa
Selu ipu
Pepa pito pito
Anti-clamping masini taliele laupapa laupapa
Pa puipui
Fa'amau lima
● Puipuiga saogalemu filifili laasaga
● Laasaga paʻu puipuiga
● Puipuiga o le ulu lima
● Selu masini saogalemu ipu
● Laasaga e puipuia ai le toe fa'afo'i
● Puipui mataala samasama mo laasaga
● Fa'asagaga o le vaega ma le puipuiga o le fa'asologa o vaega matala
● Puipuiga o le mamafa o afi
● Puipuiga ova vave
● Puipuiga toe fa'afoliga e le fa'aogaina
● Mea fa'amau fa'alavelave fa'afuase'i mo le ulufale ma le ulufafo
● Masini anti-pinch mo laulau laulau
● Laasaga misi le puipuiga
● Mataʻituina o le saosaoa o alavai
● Fa'agaioiina taofi gaioiga mata'ituina
● Mata'ituina le mamao o taofi
● Puipui tatala laupapa fola
● Destaticization aveese masini (uu lima, laasaga)
● Puipuiga filifili filifili autu
● Puipuiga o le saogalemu o le vai
● taofi fesoasoani
● Puipuiga o le saogalemu o le laulau
● Fa'alogo leo ole escalator
● Galuega a le Initaneti o Mea
● Faʻamalamalamaga faʻaofuofu sakete
● Palasi lanu e tetee i le pine
● Faailoga faasinoala
● Selu lanu fa'apitoa
● Fa'ailoga fa'akomepiuta laupapa fola
● Faʻamalamalamaga o lima
● Fa'atosina pasese ulufale (radar)
● Fa'atosina pasese ulufale (fa'amaopoopo)
● Suau'u-vai vavae
● Fa'avevela
● Laasaga saogalemu malamalama
● Fa'aaliga fa'auma tele-galuega
● Fa'amalama ulufale ma fafo
● Fa'amau fa'amau lima taugata