Feilong dị ka ọkachamara Twin Tub Washing Machine na-emepụta na onye na-ebubata ya na China, Twin Tub Washing Machine agafewo ụkpụrụ asambodo ụlọ ọrụ mba ụwa, na ị nwere ike ijide n'aka nke ọma.Ọ bụrụ na ịchọtaghị igwe ịsa ahụ Intent Twin tub na ndepụta ngwaahịa anyị, ị nwekwara ike ịkpọtụrụ anyị, anyị nwere ike ịnye ọrụ ahaziri iche.