Flake zane mai zane shine ma'adinin da ba za a iya sabunta ba, wanda ake amfani dashi a cikin masana'antar zamani kuma muhimmiyar hanya ce mai mahimmanci. Kungiyar Tarayyar Turai da aka jera Graphene, samfurin da aka gama aiki mai hoto, a matsayin sabon aikin fasaha na flofa a gaba, kuma ya jera jadawalin ma'adinai da-rai. Kasar Amurka ta jera albarkatun zane a matsayin mahimmin ma'adinai na ma'adinai na masana'antu masu fasaha. Shafin da kasar Sin ke ajiye asusun na kasar Sin na kashi 7% na duniya, kuma shi ne mafi girman gidan shakatawa da mai fitarwa a duniya. Koyaya, akwai matsaloli da yawa a cikin tsarin samarwa, kamar su dafaffen albarkatun kasa, ƙarancin ƙarancin yanayin muhalli. Theancin albarkatun kasa da kuma farashin waje na muhalli ba sa nuna darajar gaske. Abubuwan da ke tattare da rikice-rikicen masu rarraba furuite suna bayyana a cikin bangarorin da ke zuwa:
Da farko, harajin da ake buƙatar daidaita da gaggawa. Rateara darajar haraji na Haraji na China shine yuan na 3 a cikin ton, wanda yake mai haske kuma baya nuna ƙarancin albarkatu da kuma farashin waje na muhalli. Idan aka kwatanta da abin duniya mai wuya tare da karancin ma'adinai da mahimmanci, bayan gyara abubuwan haraji na duniya, ba wai kawai abubuwan haraji da aka jera su daban ba, har ma da adadin harajin ya ɗaga sama da sau 10. Misalai a hankali, harajin harajin flake zane mai zane ne. Kudin haraji guda ɗaya: Ka'idodin ratsa na yanzu akan harajin da ke da haraji guda ɗaya, wanda ba a rarraba aikin harajin da aka yi amfani da shi ba, kuma ba zai iya nuna aikin harajin da aka samu ba wajen samun kuɗin shiga. Ba shi da lafiya don lissafta ta ƙarar tallace-tallace: Ba a lissafta ta da ƙarar ma'adinai ba, ba tare da la'akari da diyya don lalata muhalli ba, farashin ci gaba da ci gaba.
Na biyu, fitarwa tayi laushi. Kasar Sin ita ce mafi girman samar da zane mai zane ta duniya kuma koyaushe shine mafi girman fitar da kayayyakin zane na zane. A cikin kaifi ya bambanta ga cin zarafin kasar Sin da-da-tabo mai zane, ƙasashe, waɗanda suke haifar da dabarun "don ɗaukar hoto" don ɗaukar hoto. A matsayinka na babbar kasuwa mafi girma a kasar Sin, asusun shigo da Japan na shigo da Tasirin China, da kuma ɓangare na shigo da Seabed; Koriya ta Kudu, a gefe guda, an rufe shi da ƙananan hukumomin zane-zane kuma an shigo da manyan samfuran da ƙarancin farashi; Tsarin shigo da asusun Amurka na shekara-shekara na kimanin 10.5% na yawan fitarwa na kasar Sin, ana kiyaye albarkatun kayan aikinta ta hanyar doka.
Na uku, aiki yana da yawa. Abubuwan da ke cikin zane-zane suna da alaƙa da girman sikelin sa. Daban-daban masu girman zane mai zane suna da amfani daban-daban, hanyoyin sarrafawa da filayen aikace-aikacen. A halin yanzu, akwai rashin bincike kan fasahar OR Graphite tare da halaye daban-daban a China, da kuma rarraba albarkatu daban-daban ba a tabbatar da sikeli daban-daban ba. A mayar da kudin mai amfani da hoto ya yi ƙasa, kuma yawan amfanin ƙasa na manyan zane mai zane mai zane yana ƙasa. Abubuwan da ake amfani da kayan aikin ba su san ba, kuma hanyar sarrafawa ba ta da aure. A sakamakon haka, babbar-sikelin flake jan hankali ba zai iya amfani da shi sosai kuma ƙananan sikelin flake zane mai kyau ba zai iya amfani da shi sosai yayin aiki, yana haifar da ƙazantar albarkatu masu mahimmanci.
Na huɗu, farashin bambance tsakanin shigo da fitarwa yana da ban mamaki. Yawancin samfuran zane na dabi'a flake da aka samar a China sune samfuran da aka sarrafa a cikin Sin, kuma bincike da ci gaba da samarwa da samfuran da aka kara masu daraja a fili babu. Takeauki babban hoto mai ƙarfi a matsayin misali, ƙasashen waje suna jagorantar a cikin manyan tsarkakakkiyar hoto tare da fa'idodinmu da samfuranmu na fasaha. A halin yanzu, fasahar tsarkakakken launin toka ta kasar Sin za ta iya isa ga tsarkakewar 99.95%, da kuma tsarkakakken 99.99% ko fiye da haka ko fiye da haka kawai zai iya dogaro da shigo da kaya. A shekara ta 2011, matsakaicin farashin flake zane mai zane a cikin China kusan 4,000% yana shigo da Yuan / Ton, da kuma bambancin farashin ya wuce na ban mamaki.
Lokaci: Mar-27-2023