Factory Supply---No Middleman---OEM/ODM Ikupezeka

R & D

(1)

R&D ya chipangizo chowonera usiku

(4)

R&D ndi kukonza ma binoculars fuselage

(3)

Kafukufuku ndi chitukuko cha zokutira magalasi a telescope

(2)

Kufufuza ndi chitukuko cha lens standardization

(5)

Kafukufuku ndi kupanga zida zonyezimira za thupi la telescope

(6)

Kafukufuku ndi chitukuko cha telescope ya ana

(7)

R&D ya njira yopanga misa

(8)

Kafukufuku ndi chitukuko cha optical test standards