Ka karangatia hoki ngā mīhini whatu he mīhini miro, he mīhini whatu, he mīhini miro miro, me ētahi atu. Ko ngā mīhini whatu o mua he mīhini whatu katoa i whakahaerehia e te tangata. Kua akohia te hangarau mīhini whatu mai i te rautau 19, ā, kua whakaurua mārire ki te mākete o te ao mai i te tekau tau 1950. He maha ake ngā momo mīhini whatu hou kounga teitei e hangaia ana e Yongjin, ā, ka tukuna ki te mākete tetahi i muri i tetahi. Kua tutuki i ngā mīhini whatu kore-waka ngā hua whakamiharo ki te whakapai ake i ngā papanga me te whakapai ake i te whai huatanga o ngā mīhini whatu, ā, e whakamahia whānuitia ana i ngā whenua o te ao, ā, ka tere ake te tukanga whakawhiti taputapu whatu.
Ko Yongjin te kaihanga me te kaiwhakarato taputapu mīhini raranga matua, he mīhini raranga kei te hoko, e whakatapua ana ki te whakaputa i ngā mīhini whatu kounga teitei, nau mai ki te hoko.