Mecanmed yog cov rooj tog hauv tsev kho mob folding hlau peb cranks phau ntawv chaw kho mob thiab lwm tus neeg nqa khoom lag luam tso hlau peb cranks phau ntawv kho mob txaj . Peb tuaj yeem muab kev pabcuam kev tshaj lij thiab tus nqi zoo dua rau koj. Yog tias koj nyiam nyob hauv tsev kho mob rooj tog folding hlau peb cranks phau ntawv kho mob cov khoom kho mob txaj, thov hu rau peb. Cov lus qhia: Xav Tau Tshwj Xeeb, piv txwv: OEM, hloov raws li qhov xav tau, tsim thiab lwm tus, thov qhia peb cov kev xav tau. Peb ua raws li kev so tau zoo tias tus nqi ntawm lub siab, cov kev pab cuam.