Usoro nrụpụta ① Nchekwa akụrụngwa ③ igwe na-ekechi akwụkwọ mpịakọta ⑤ Ịgwọ oven ⑦ Igwe nchacha si Taiwan ② igwe na-egbu egbu ④ igwe na-eji mpịakọta teepu ⑥ Wepụ mandrel & teepu ⑧ Nyocha nke ọma ⑨ mbukota Otu esi emepụta tube carbon fiber na-ekpuchi mpịakọta
