Nkewa nke igwe ogbugba ogbugba,
Akpa ise ndị a bụ igwe na-ebu ogbunigwe nke Q6922 nke ezigara Hungary na ọnụ ụlọ ịgbawa ájá nke ezigara Singapore.
Taa, Q37 nko ụdị ogbugba ogbugba igwe na Q32 crawler ụdị ogbugba ogbugba igwe ahaziri anyị Ukrainian ahịa nwere ike mechaa ibupu.
Taa, a na-akwakọba ma na-ebupu igwe ogbunigwe Q698 nke onye ahịa Mexico ahaziri.
Ihe dị n'elu bụ uru atọ dị na igwe na-agba ọkụ crawler. Ọ nwere ogologo ndụ ọrụ ma na-ebelata ọnụ ahịa, enwere ike itinye ya n'ọrụ n'ọtụtụ ebe ọrụ, yana ịrụ ọrụ nke ọma karị.
Taa, anyị Qingdao Puhua Heavy Industry Machinery Co., Ltd. nwetara iwu ọhụrụ maka igwe ịgbawa ọkụ okpukpu abụọ nke onye ahịa Canada nyere iwu.