Na China, Xiazhi bụ okwu anyanwụ nke iri nke kalenda ndị China ọdịnala. N'oge okpomọkụ, nkezi iru mmiri dị n'etiti pasent 30-45. Ijikwa iru mmiri dị oke mkpa maka nrụpụta ụlọ ọrụ, ọkachasị na mpaghara semiconducor, anyanwụ, ogwe, ụlọ ahịa ọgwụ, LED ets.,

Inye iru mmiri njikwa ihicha kabinet na ngwá electronic, YUNBOSHI na-eduga na iru mmiri na okpomọkụ akara ngwọta. A na-eji kabinet akọrọ anyị kpuchido ngwaahịa sitere na mmiri & iru mmiri metụtara mmebi dị ka mildew, ero, ebu, nchara, oxidation, na warping. YUNBOSHI TECHNOLOGY lekwasịrị anya na nyocha na mmepe nke teknụzụ na-achịkwa iru mmiri ya maka ọtụtụ ahịa na ọgwụ, eletrọnịkị, semiconductor na nkwakọ ngwaahịa. Anyị na-ejere ndị ahịa si mba 64 ozi dị ka Rochester--USA na INDE-India ruo ọtụtụ afọ. Mkpa ọ bụla gbasara njikwa iru mmiri, biko nweere onwe gị ịkpọtụrụ anyị.