Bulo da ba a kone ba sabon nau'in kayan bango ne da aka yi da tokar gardawa, cinder, gangu na kwal, wutsiyar wutsiya, sinadari ko yashi na halitta, laka na bakin teku (ɗayan ko fiye na kayan albarkatun da ke sama) ba tare da ƙididdigar zafin jiki ba.

Tare da ci gaba da ci gaban birane, ana samun karuwar sharar gine-gine a cikin 'yan shekarun nan, wanda ya haifar da matsala ga sashen kula da birane. A hankali gwamnati ta fahimci mahimmancin maganin sharar gine-gine; Ta wani mahangar, sharar gine-gine ma wani nau'in arziki ne. Bayan layin samar da bulo na Leishi Chengxin, zai iya zama sabon kayan bango a takaice a cikin zamani, kuma an yi amfani da shi sosai.

Tokar tashi ita ce mafi gurbata muhalli. A kasar Sin, abin da aka fitar ya kai dubunnan ton, kuma yawancinsu ba a amfani da su, wanda ba wai barnatar da albarkatun kasa kadai ba, har ma yana haifar da gurbatar muhalli mai tsanani. Hasali ma, tokar kuda itama bulo ce mai kyau wajen yin danye. Bayan Leishi Chengxin bulo na samar da layin samarwa, kuma yana iya zama sabon kayan bango a takaice a cikin zamani, wanda aka yi amfani da shi sosai.

Ba wai kawai sharar gini ba, tokar gardawa, wutsiya, narkewar ƙarfe da sauran ƙaƙƙarfan sharar gida, sharar gida na Lei Shi Chengxin da ba a ƙone bulo ba na iya juyar da sharar gida ta zama taska, kuma “jaririn” da aka samar kuma ya shafi kiyaye ruwa, bango, ƙasa, lambuna da sauran fannoni!