Kamora dilemo tse mmalwa khamphani ya rona jwale e kgona ho ithorisa ka letoto le felletseng la dihlahiswa lefapheng la dilense tse ikgethileng. Dilense tse tswelang pele, dilense tsa difilimi tsa mebala, dilense tse kgahlanong le boputswa, dilense tse kgolo tse kobehang, re na le tsona kaofela. Botle ba bokgoni bo boholo ba polokelo bo dumella Zhenjiang Ideal melemo ya nako e fokolang ya karabelo ya odara mme kahoo e fa bareki ba yona phano e potlakileng ya dihlahiswa.
Ho tloha qalong, boleng ba tšebeletso ea rona bo hapile tšepo le tlhompho ea bareki ba rona, 'me bo re lumelletse ho nts'etsapele litsela tsa thekiso liprofinseng tse mashome a mararo tsa naha ea rona hammoho le ho romela thepa ka katleho Europe, Amerika, Afrika Bochabela bo Hare le Asia Boroa-bochabela, ho pholletsa le linaha tse fetang mashome a tšeletseng. Nakong e tlang, re ikemiselitse ho ntlafatsa boleng bo seng bo ntse bo le holimo ba lihlahisoa le lits'ebeletso tsa rona, 'me ka letsatsi le leng re be likhoebo tse etellang pele tsa tlhahiso indastering ea mahlo.
